All races

Birmingham Running Festival

Running · Sutton Coldfield, West Midlands

Half Marathon · 10K · 5K

Cramond Promenade 5k/10k/Half Marathon

Running · Edinburgh, City of Edinburgh

Half Marathon · 10K · 5K

Greenwich Park 5k, 10k & Juniors

Running · London, Greater London

5K · 10K · Junior

Guy Fawkes 10

Running · Harrogate, North Yorkshire

10 Miles

Hertfordshire Half Marathon & 10k

Running · Knebworth, Hertfordshire

Half Marathon · 10K

Running GP Croft Motor Circuit

Running · Dalton-on-Tees, North Yorkshire

5K · 10K · Half Marathon

Running GP Oulton Park

Running · Little Budworth, Cheshire

Half Marathon · 10K · 5K

Rutland Night10K

Running · Oakham, Rutland

10K

Beacons Ultra

Ultra · Talybont-on-Usk, Powys

50 miles

Black Sheep Winter

Ultra · Llithfaen, Gwynedd

60km

Dava Way 50K

Ultra · Grantown-on-Spey, Highland

50km

Duthie Park 5k/10k

Running · Aberdeen, Aberdeen City

10K · 5K

Endurancelife Gower

Ultra · Oxwich, Swansea

34 miles

Glen Ogle 33

Ultra · Killin, Stirling

33 miles

Golspie Backyard Ultra

Backyard · Golspie, Sutherland

Backyard (4.167mi loops)

Hardmoors 26.2 Goathland Trail Races

Running · Goathland, North Yorkshire

Marathon · Half Marathon · 10K

OTT Ultra Marathon

Ultra · Merthyr Tydfil

30 miles

Race to Remember

Ultra · Aldershot, Hampshire

76km

Shepherds Skyline Fell Race

Running · Todmorden, West Yorkshire

10K

Victoria Park Half Marathon, 10k & 5k

Running · London, Greater London

Half Marathon · 10K · 5K

Dorney Lake Duathlon

Triathlon · Dorney, Buckinghamshire

Duathlon

George Munday 10K

Running · Wisbech, Cambridgeshire

10K

Hamsterley Remembrance 10 Miler

Running · Hamsterley, County Durham

10 Miles · 5 Miles

Holyrood Park 5k/10k/Half Marathon

Running · Edinburgh, City of Edinburgh

Half Marathon · 10K · 5K

Mallard Cake Dash

Running · Boston, Lincolnshire

10K · 5K

Run Tatton Half Marathon

Running · Knutsford, Cheshire

Half Marathon

Soyland Moor

Running · Hebden Bridge, West Yorkshire

13.5 Miles

Windsor Trail Run

Running · Windsor, Berkshire

Half Marathon · 10K

Centurion Wendover Woods 50

Ultra · Wendover, Buckinghamshire

50 miles

God's Own Backyard Ultra - Fall

Backyard · Hawksworth, Leeds, West Yorkshire

Backyard (4.167mi loops)

Run Alton Towers 10k, 5k & Junior Race

Running · Alton, Staffordshire

Junior · 5K · 10K

Tollymore Trail Ultra

Ultra · Bryansford, County Down

64km

Wharfedale Skyline

Running · Otley, West Yorkshire

Half Marathon

Wooler Trail Marathon

Running · Wooler, Northumberland

Marathon · Half Marathon

Belfast City 5k Fun Run

Running · Belfast, County Antrim

5K

Conwy Half Marathon

Running · Conwy

Half Marathon

Coventry 10k Charity Fun Run

Running · Coventry, West Midlands

10K

Fulham 10k

Running · London, Greater London

10K

Run Alton Towers Half Marathon & 5k

Running · Alton, Staffordshire

Half Marathon · 5K

Wadsworth Half Trog

Running · Hebden Bridge, West Yorkshire

15K

Brewery Trail Run 10km

Running · Tring, Hertfordshire

10K

Cleethorpes Maravan Festival of Running

Running · Cleethorpes, Lincolnshire

Marathon · Half Marathon

Kendal Mountain Festival Trail Runs 48K

Ultra · Kendal, Cumbria

48km

North Chilterns 50K

Ultra · Luton, Bedfordshire

50km

Queen Elizabeth Olympic Park 5k & 10k

Running · London, Greater London

5K · 10K

Run Series Battersea TEN

Running · London, Greater London

10 Miles

Delamere Forest 10k, 21k & 42k (November)

Running · Delamere, Cheshire

Marathon · Half Marathon · 10K

Dunham Massey Duathlon

Triathlon · Altrincham, Greater Manchester

Duathlon

Hampden Running Festival

Running · Glasgow, Glasgow City

Half Marathon · 10K · 5K

Kingston Half Marathon

Running · Kingston upon Thames, Greater London

Half Marathon

Nottingham Running Festival

Running · Nottingham, Nottinghamshire

Half Marathon · 10K · 5K

RunThrough Wimbledon Common Half Marathon & 10k

Running · London, Greater London

Half Marathon · 10K

The Monument Run

Running · Carrickfergus, County Antrim

Marathon · Half Marathon

Chase the Moon Battersea Park 5k & 10k

Running · London, Greater London

5K · 10K

Regent's Park 5k & 10k

Running · London, Greater London

5K · 10K

Seeley Cup 10k

Running · Belfast, County Antrim

10K

Sidlaw Ultra

Ultra · Sidlaw Hills, Angus

69km

Crystal Palace Park 5k, 10k & Half Marathon

Running · London, Greater London

5K · 10K · Half Marathon

Finsbury Park 5k, 10k, Half Marathon & Junior Run

Running · London, Greater London

5K · 10K · Half Marathon

Leeds Abbey Dash

Running · Leeds, West Yorkshire

10K

Stanwick Lakes Winter Run

Running · Stanwick, Northamptonshire

Half Marathon · 10K · 5K

Sunderland 10k

Running · Sunderland, Tyne and Wear

10K

Battersea Park 5k, 10k & Half Marathon (December)

Running · London, Greater London

5K · 10K · Half Marathon

Bournemouth Coastal Run

Running · Bournemouth, Dorset

Half Marathon · 10K

Cheviot Goat

Ultra · Ingram, Northumberland

55 miles

Endurancelife Dorset

Ultra · Lulworth, Dorset

32 miles

Darlington Half Marathon

Running · Darlington, County Durham

Half Marathon

Edinburgh Christmas Running Festival

Running · Edinburgh, City of Edinburgh

10K · 5K

London Running Festival

Running · London, Greater London

5K · 10K · Half Marathon

Running GP at Goodwood Motor Circuit

Running · Chichester, West Sussex

Half Marathon · 10K · 5K

Centurion Winter Downs 200

Ultra · Dorking, Surrey

200 miles

Centurion Winter Downs 100

Ultra · Amberley, West Sussex

100 miles

Barnet FC 5k & 10k

Running · Edgware, Greater London

5K · 10K

Kettering Christmas 10K & 5K

Running · Kettering, Northamptonshire

10K · 5K

Richmond Park Half Marathon (December)

Running · Richmond, Greater London

10K · Half Marathon

Run Gateshead Hot Chocolate 10k, 5k & 3k Junior Run

Running · Swalwell, Tyne and Wear

3K Junior · 5K · 10K

Salcey Forest Christmas 10K

Running · Hartwell, Northamptonshire

10K · 5K

Sherwood Pines Festive Duathlons

Triathlon · Edwinstowe, Nottinghamshire

Duathlon

Simonside Cairns Fell Race

Running · Rothbury, Northumberland

17.7K

Telford 10K

Running · Telford, Shropshire

10K

Lee Valley VeloPark Run

Running · London, Greater London

5K · 10K

Run Northumberland Rothbury 10k

Running · Rothbury, Northumberland

10K

CIYMS Festive 5K

Running · Belfast, County Down

5K

Daleside Brewery Auld Lang Syne Fell Race

Running · Haworth, West Yorkshire

10.8K

New Year's Day Triathlon

Triathlon · Edinburgh, City of Edinburgh

Sprint

Chilterns Winter 10km

Running · Aldbury, Hertfordshire

10K

Oundle New Year 10K & 5K

Running · Oundle, Northamptonshire

10K · 5K

Country to Capital

Ultra · Wendover, Buckinghamshire

43 miles

Endurancelife North Cornwall

Ultra · North Cornwall coast, Cornwall

31 miles

Kent Backyard Ultra Series - Dover

Backyard · Dover, Kent

Backyard (4.167mi loops) · 7 Hour Challenge

Montane Winter Spine Challenger South

Ultra · Edale, Derbyshire

108 miles

Round Sheffield Run: Winter

Running · Sheffield, South Yorkshire

20K

Montane Winter Spine Challenger North

Ultra · Hardraw, North Yorkshire

160 miles

Montane Winter Spine Race

Ultra · Edale, Derbyshire

268 miles

Northampton 10K

Running · Northampton, Northamptonshire

10K

Brass Monkey Half Marathon

Running · York, North Yorkshire

Half Marathon

Cheshire 3 Peaks Half Marathon (Winter)

Running · Macclesfield, Cheshire

Half Marathon

Arc of Attrition by UTMB

Ultra · Coverack, Cornwall

50 miles · 100 miles

The Longbridge 100 Backyard Ultra (Winter)

Backyard · Litlington, East Sussex

Backyard (4.167mi loops)

Endurancelife South Devon

Running · Kingsbridge, Devon

Marathon · Half Marathon · 10K

Endurancelife South Devon

Ultra · Kingsbridge, Devon

34 miles

RunThrough Newcastle 10k

Running · Newcastle upon Tyne, Tyne and Wear

10K

Tour de Yr Wyddfa

Ultra · Llanberis, Gwynedd

44km

Folksworth 15

Running · Folksworth, Cambridgeshire

15 Miles

Camperdown Park 5k/10k/Half Marathon

Running · Dundee, Dundee City

Half Marathon · 10K · 5K

Warwick Half Marathon

Running · Warwick, Warwickshire

Half Marathon

X Border 10k

Running · Carlisle, Cumbria

10K

Exeter Half Marathon

Running · Exeter, Devon

Half Marathon · 5 Miles

Lady Anne's Way 75

Ultra · Skipton, North Yorkshire

75 miles

The Icing on the Cake Trail Run

Running · Church Stretton, Shropshire

10K · Half Marathon · Marathon

Trails & Tarmac Winter 12hr Backyard Ultra

Backyard · Crickhowell, Powys

Backyard (4.167mi loops) - 12 hour cap

ATW Watford Half Marathon & 10K

Running · Watford, Hertfordshire

1.8K Family Fun Run · 10K · Half Marathon

Bay2Bay Coastal Run

Running · Morpeth, Northumberland

10 Miles

Cirencester 10K

Running · Cirencester, Gloucestershire

10K

Hardmoors 26.2 Saltburn Trail Races

Running · Saltburn-by-the-Sea, North Yorkshire

10K · Half Marathon · Marathon

Llandudno 10K

Running · Llandudno, Conwy

10K

Long Mynd Valleys

Running · Church Stretton, Shropshire

17.7K

Wolverhampton 10k

Running · Wolverhampton, West Midlands

10K

Rabbit Run

Running · Ballycastle, County Antrim

Marathon · Half Marathon · 10K

Glentress Trail Marathon

Running · Peebles, Scottish Borders

Marathon · Half Marathon · 10K

Naseby 1645

Running · Naseby, Northamptonshire

16.45 Miles

St Valentine's 30K

Running · Stamford, Lincolnshire

30K

Endurancelife Northumberland

Ultra · Bamburgh, Northumberland

36 miles

Bedford Half Marathon

Running · Bedford, Bedfordshire

Half Marathon · 10K

Dartford Half Marathon & 10k

Running · Dartford, Kent

Half Marathon · 10K

Media City Half Marathon

Running · Salford, Greater Manchester

Half Marathon

Chester Ultra 50

Ultra · Chester, Cheshire

50 miles

Brighton Half Marathon

Running · Brighton, East Sussex

Half Marathon

Burghley 7 Road Race

Running · Stamford, Lincolnshire

7 Miles

Leicestershire Half Marathon

Running · Loughborough, Leicestershire

Half Marathon

London Half & 10k

Running · London, Greater London

Half Marathon · 10K

Abbathon 5k & 10k Themed Run

Running · Wolverhampton, West Midlands

5K · 10K

Berko 10k

Running · Berkhamsted, Hertfordshire

10K

Dark Skies Run @ Kielder

Running · Kielder, Northumberland

Marathon · Half Marathon · 10K

Endurancelife Sussex

Ultra · Eastbourne, East Sussex

32 miles

Eskdale Eureka Fell Race

Running · Castleton, North Yorkshire

14.3K

The Groundhog Marathon

Running · Telford, Shropshire

5K · 10K · Half Marathon

Winter Green Man Ultra

Ultra · Bristol

45 miles

Berkhamsted Half Marathon

Running · Berkhamsted, Hertfordshire

Half Marathon

Great Yarmouth Seafront Half Marathon

Running · Great Yarmouth, Norfolk

Half Marathon · 10K · 5K

Kensington 10k

Running · London, Greater London

10K

Lulworth Castle Trail Run

Running · East Lulworth, Dorset

Half Marathon · 10K

Middlesbrough Half Marathon

Running · Middlesbrough, North Yorkshire

Half Marathon · Junior

North Lincolnshire Half Marathon & 10k

Running · Scunthorpe, North Lincolnshire

10K · Half Marathon

Oundle 20 Mile, 10K & 5K

Running · Oundle, Northamptonshire

20 Miles · 10K · 5K

Pembrokeshire Duathlon

Triathlon · Neyland, Pembrokeshire

Duathlon

Pitsford Water Trail Races

Running · Brixworth, Northamptonshire

Half Marathon · 10K

MTC JOGLE

Ultra · John o' Groats, Highland

860 miles

Deeside Way Ultra

Ultra · Aberdeen, Aberdeen City

33 miles

Harrold-Odell 50km Trail Race

Ultra · Harrold, Bedfordshire

50km

Harrold-Odell Trail Race

Running · Harrold, Bedfordshire

10K

Jurassic Express Trail Run

Running · Swanage, Dorset

Half Marathon

We Need To Talk About Chevin

Running · Otley, West Yorkshire

14K

Bath Half Marathon

Running · Bath, Somerset

Half Marathon

Cambridge Half Marathon

Running · Cambridge, Cambridgeshire

Half Marathon

Colchester Half Marathon

Running · Colchester, Essex

Half Marathon

Essex 20

Running · Saffron Walden, Essex

20 Miles

Hampton Court Palace Half Marathon

Running · East Molesey, Surrey

Half Marathon

Inverness Half Marathon & 5K

Running · Inverness, Highland

Half Marathon · 5K

Jimmy's 10k

Running · Downpatrick, County Down

10K

Kettering Half Marathon & 5k

Running · Kettering, Northamptonshire

Half Marathon · 5K

Liverpool Half Marathon

Running · Liverpool, Merseyside

Half Marathon

Portadown Running Festival

Running · Portadown, County Armagh

Run South London

Running · Morden, Greater London

Half Marathon

Spring Blickling Half Marathon

Running · Aylsham, Norfolk

Half Marathon

Spar Craic 10k

Running · Belfast, County Antrim

10K

Burgh Backyard Ultra

Backyard · Dalkeith, Midlothian

Backyard (4.167mi loops)

Castle to Castle Ultra

Ultra · Carrickfergus, County Antrim

52.4 miles

Centurion Hundred Hills 50km

Ultra · Stonor, Oxfordshire

50km

Hardmoors 55

Ultra · Guisborough, North Yorkshire

55 miles

London Lea Valley 50KM and Gratitude 25KM

Ultra · Welwyn Garden City, Hertfordshire

25K · 50K

Winter's End 50

Ultra · Winchester, Hampshire

50 miles

Brentwood Half Marathon

Running · Brentwood, Essex

Half Marathon

Cheshire Spring Half Marathon

Running · Knutsford, Cheshire

Half Marathon

Druridge Bay Duathlon

Triathlon · Hadston, Northumberland

Duathlon

Gloucester Half Marathon & 10k

Running · Gloucester, Gloucestershire

Half Marathon · 10K

Lake District Duathlons - Grasmere

Triathlon · Grasmere, Cumbria

Duathlon

Margam Park Duathlon

Triathlon · Margam, Neath Port Talbot

Duathlon

Oulton Park Duathlon

Triathlon · Little Budworth, Cheshire

Duathlon

Reading Half Marathon

Running · Reading, Berkshire

Half Marathon

Stafford Half Marathon

Running · Stafford, Staffordshire

Half Marathon

TriWorks East Fortune Duathlon

Triathlon · East Fortune, East Lothian

Duathlon

Wilmslow Half Marathon

Running · Wilmslow, Cheshire

Half Marathon

Beacon Hill Backyard Ultra

Backyard · Woodhouse Eaves, Leicestershire

Backyard (4.167mi loops)

Jurassic Coast Ultra 40

Ultra · Portland, Dorset

40 miles

Rasselbock Backyard Ultra - Sherwood Pines

Backyard · Clipstone, Nottinghamshire

Backyard (4.167mi loops)

Leeds Running Festival

Running · Leeds, West Yorkshire

5K · 10K · Half Marathon

Milton Keynes Festival of Running

Running · Milton Keynes, Buckinghamshire

20 Miles · Half Marathon · 10K

North Tyneside 10k Road Race

Running · North Shields, Tyne and Wear

10K

SPAR Omagh Half Marathon & 5K

Running · Omagh, County Tyrone

5K · Half Marathon

Wrekin Fell Race

Running · Wellington, Shropshire

8.8K

Stevenage Spring Half Marathon & 10K

Running · Stevenage, Hertfordshire

Half Marathon · 10K

Allendale Challenge

Running · Allendale, Northumberland

26 Miles

HAYUM by Pegasus

Ultra · Hay-on-Wye, Powys

30 miles

Northern Traverse

Ultra · St Bees, Cumbria

300km

Testway Ultra

Ultra · Linkenholt, Hampshire

44 miles

Brighton Marathon

Running · Brighton, East Sussex

Marathon · 10K

City of Lincoln 10K

Running · Lincoln, Lincolnshire

10K

East Leake Pool Sprint Triathlon

Triathlon · East Leake, Nottinghamshire

Sprint

Norwich Half Marathon

Running · Norwich, Norfolk

Half Marathon

Scone Palace Duathlons

Triathlon · Perth, Perth and Kinross

Duathlon

Sheffield Half Marathon

Running · Sheffield, South Yorkshire

Half Marathon

Stoke 10k & Juniors

Running · Stoke-on-Trent, Staffordshire

Junior · 10K

Yorkshire Duathlons - Bramham Park

Triathlon · Wetherby, West Yorkshire

Duathlon

Centurion South Downs Way 50

Ultra · Worthing, West Sussex

50 miles

Endurancelife Giant's Causeway

Running · Portrush, County Antrim

20 Miles

Kent Backyard Ultra Series - Sholden

Backyard · Sholden, Deal, Kent

Backyard (4.167mi loops) · 7 Hour Challenge

Kip's Backyard Ultra

Backyard · Denbigh, Denbighshire

Backyard (4.167mi loops)

LSD (Last Standing Distance) Back Yard Ultra

Backyard · Morpeth, Northumberland

Backyard (4.167mi loops)

Lake District Running Festival 50K

Ultra · Keswick, Cumbria

50km

Larne AC 10 Mile

Running · Larne, County Antrim

10 Miles

Monsal Trail Half Marathon & 10K

Running · Bakewell, Derbyshire

Half Marathon · 10K

Rose of the Shires Ultra

Ultra · Brixworth, Northamptonshire

54 miles

Ultra Tour of Arran

Ultra · Brodick, North Ayrshire

60 miles (2 days)

ABP Southampton Marathon Festival

Running · Southampton, Hampshire

Marathon · Half Marathon · 10K

Bath & Bristol Railway Races

Running · Bath, Somerset

Marathon · Half Marathon · 10K

Coventry Half Marathon

Running · Coventry, West Midlands

Half Marathon

Drayton Manor 5k & 10k

Running · Tamworth, Staffordshire

10K · 5K

Haughley Festival of Running

Running · Haughley, Suffolk

Marathon · Half Marathon · 10K

Leicester's Big 10K

Running · Leicester, Leicestershire

10K

Sperrin Harriers Half Marathon

Running · Cookstown, County Tyrone

Half Marathon

Granite Peaks Ultras

Ultra · Newcastle, County Down

52km · 101km

Bamburgh Castle Duathlons

Triathlon · Bamburgh, Northumberland

Duathlon

Chiltern Ridge Classic 50K

Ultra · Berkhamsted, Hertfordshire

50km

Chilterns Trail Marathon

Running · Tring, Hertfordshire

Marathon

Loop Til You Drop Backyard Ultra - Marston Lodge

Backyard · Marston Trussell, Leicestershire

Backyard (4.167mi loops) · MAX 8 (8 loops)

Shropshire Backyard Ultra

Backyard · Shrewsbury, Shropshire

Backyard (4.167mi loops) · Team backyard · 24hr team relay

Ultra X Spring Trail Series

Ultra · Midhurst, West Sussex

50km · 50 miles · 110km

ABP Newport Marathon Festival

Running · Newport

Marathon · Half Marathon · 10K

Chasewater Trail Half Marathon & 10k

Running · Burntwood, Staffordshire

10K · Half Marathon

Garden of Wales Duathlon

Triathlon · Llanarthney, Carmarthenshire

Duathlon

Hooded Horse Fell Race

Running · Kilburn, North Yorkshire

10.7K

Kent Spring Marathon & Half Marathon

Running · Ashford, Kent

Marathon · Half Marathon

Kings Cliffe 10K

Running · King's Cliffe, Northamptonshire

10K

Manchester Marathon

Running · Manchester, Greater Manchester

Marathon

Almac 5k & 10k

Running · Craigavon, County Armagh

5K · 10K

Beecraigs Backyard Ultra

Backyard · Linlithgow, West Lothian

Backyard (4.167mi loops)

Blackpool Festival of Running

Running · Blackpool, Lancashire

Marathon · Half Marathon

Devil o' the Highlands

Ultra · Tyndrum, Stirling

42 miles

Endurancelife Pembrokeshire

Running · Haverfordwest, Pembrokeshire

Marathon · Half Marathon · 10K

Endurancelife Pembrokeshire

Ultra · Haverfordwest, Pembrokeshire

35 miles

TCS London Marathon

Running · London, Greater London

Marathon

The Fellsman

Ultra · Ingleton, North Yorkshire

61 miles

The Medieval Backyard Ultra

Backyard · Penarth, Vale of Glamorgan

Backyard (4.167mi loops)

Three Peaks Race

Running · Horton-in-Ribblesdale, North Yorkshire

Marathon

Bishopbriggs Triathlon

Triathlon · Bishopbriggs, East Dunbartonshire

Sprint

Bluebell 10km

Running · Tring, Hertfordshire

10K

Delamere Forest 10k, 21k & 42k (Spring)

Running · Delamere, Cheshire

Marathon · Half Marathon · 10K

Early Brigg Sprint Triathlon

Triathlon · Brigg, North Lincolnshire

Sprint

Roade Sprint Triathlon

Triathlon · Roade, Northamptonshire

Sprint

Shakespeare Marathon & Half Marathon

Running · Stratford-upon-Avon, Warwickshire

Marathon · Half Marathon

The First Tri Lydney

Triathlon · Lydney, Gloucestershire

Sprint · Standard

Tissington Trail Marathon & Half Marathon

Running · Ashbourne, Derbyshire

Marathon · Half Marathon

UK Trail Running Festival

Running · Wimborne, Dorset

Marathon · Half Marathon

Chase the Sun Hyde Park 5k & 10k

Running · London, Greater London

5K · 10K

Portland Pig Backyard Ultra

Backyard · Portland, Dorset

Backyard (4.167mi loops)

XTERRA Weston Park

Triathlon · Weston-under-Lizard, Staffordshire

Sprint · Standard · Duathlon

Beartown Backyard Ultra

Backyard · Congleton, Cheshire

Backyard (4.167mi loops)

Bristol Backyard Ultra

Backyard · Bristol

Backyard (4.167mi loops)

Centurion Thames Path 100

Ultra · Richmond, Greater London

100 miles

HOWUM by Pegasus

Ultra · Llanidloes, Powys

30 miles

Malvern Hills Ultra

Ultra · Abberley, Worcestershire

45 miles

Mid Sussex Marathon Weekend

Running · Haywards Heath, West Sussex

Marathon · 10 Miles · 10K

Pennine Barrier Ultra 50

Ultra · Malham, North Yorkshire

50 miles

The Maverick Exmoor X-Trail

Running · Lynton, Devon

Marathon · Half Marathon · 10K

The Maverick Exmoor X-Trail

Ultra · Lynton, Devon

56km

Ultra X Scotland

Ultra · Dores, Highland

50km · 60km · 110km

Welsh 3000s Ultra Run

Ultra · Llanberis, Gwynedd

50km

ATW St Neots Triathlon

Triathlon · St Neots, Cambridgeshire

Sprint · Standard

Belfast City Marathon

Running · Belfast, County Antrim

Marathon

Great Birmingham Run

Running · Birmingham, West Midlands

Half Marathon · 10K

MK Marathon

Running · Milton Keynes, Buckinghamshire

Marathon · Half Marathon

Newcastle-Gateshead Marathon, Half Marathon & 10k

Running · Gateshead, Tyne and Wear

Marathon · Half Marathon · 10K

Three Forts Challenge

Running · Lancing, West Sussex

Marathon · Half Marathon

Tonbridge Triathlon

Triathlon · Tonbridge, Kent

Sprint · Standard · Duathlon

Brighton Backyard Ultra

Backyard · Brighton, East Sussex

Backyard (4.167mi loops)

Cateran Ultra

Ultra · Spittal of Glenshee, Perth and Kinross

55 miles

Endurancelife Exmoor

Running · Barnstaple, Devon

Marathon · Half Marathon · 10K

Endurancelife Exmoor

Ultra · Martinhoe, Devon

32 miles

Epona 100

Ultra · Abergavenny, Monmouthshire

100km · 100 miles

Great Bristol Run

Running · Bristol

Half Marathon · 10K

National Forest Way Ultra 75

Ultra · Alrewas, Staffordshire

75 miles

Radyr & Morganstown Half Marathon and Marathon

Running · Cardiff

Marathon · Half Marathon

Resolute Backyard Ultra

Backyard · Delamere, Cheshire

Backyard (4.167mi loops)

Rob Burrow Leeds Marathon

Running · Leeds, West Yorkshire

Marathon

Run Rabbit Trail Festival

Running · Corby, Northamptonshire

Half Marathon · 10K

Bewl Water Ultra 50km

Ultra · Wadhurst, East Sussex

50km

Hardmoors 26.2 White Horse Trail Races

Running · Sutton Bank, North Yorkshire

Trail 10K (8 miles) · Half Marathon (17 miles) · Marathon (28 miles)

Leeds Half Marathon

Running · Leeds, West Yorkshire

Half Marathon

Llanelli Agilis Sprint Triathlon

Triathlon · Llanelli, Carmarthenshire

Sprint

Market Drayton 10k

Running · Market Drayton, Shropshire

10K

Seaford 10K

Running · Seaford, East Sussex

10K

Shires and Spires

Running · Naseby, Northamptonshire

Marathon · Half Marathon · 10K

Zig Zag Marathon & Half

Running · Bury St Edmunds, Suffolk

Marathon · Half Marathon

Ultra-Trail Snowdonia Eryri by UTMB

Ultra · Llanberis, Gwynedd

56km · 78km · 108km

Centurion North Downs Way 50

Ultra · Farnham, Surrey

50 miles

Draycote Water Running Festival

Running · Rugby, Warwickshire

Essex Triathlons - Hanningfield Reservoir

Triathlon · South Hanningfield, Essex

Sprint · Standard

Town to Tower 10K

Running · Ruthin, Denbighshire

10K

51fiver Cotswold Standard Distance Triathlon

Triathlon · South Cerney, Gloucestershire

Standard

Arundel Lido Triathlon

Triathlon · Arundel, West Sussex

Sprint · Standard

Big Green Scunthorpe 10K

Running · Scunthorpe, Lincolnshire

10K

Grantown Try Tri

Triathlon · Grantown-on-Spey, Highland

Sprint

Hackney Half

Running · London, Greater London

Half Marathon

Holkham Half Marathon & 10k

Running · Wells-next-the-Sea, Norfolk

10K · Half Marathon

Market Harborough Half Marathon

Running · Market Harborough, Leicestershire

Half Marathon

Plymouth Half Marathon

Running · Plymouth, Devon

Half Marathon

Pontefract 10K

Running · Pontefract, West Yorkshire

10K

Rye Half Marathon & 10K

Running · Rye, East Sussex

Half Marathon · 10K

Southport Triathlon & Multisport

Triathlon · Southport, Merseyside

Sprint · Standard · Duathlon

Stirling Half Marathon

Running · Stirling

Half Marathon

Sunderland City Runs Half Marathon & 10K

Running · Sunderland, Tyne and Wear

10K · Half Marathon

Yarrow River Bluebell 10K

Running · Chorley, Lancashire

10K

Keswick Mountain Festival Trail Races

Running · Keswick, Cumbria

Half Marathon · 10K · 5K

Red On Backyard Ultra - Cheltenham

Backyard · Cheltenham, Gloucestershire

Backyard (4.167mi loops)

Beat the Sunset 50km

Ultra · Maidenhead, Berkshire

50km

Glasgow Triathlon

Triathlon · Glasgow, Glasgow City

Sprint

Goring Gap Trails Festival

Running · Goring-on-Thames, Oxfordshire

Marathon · Half Marathon · 10K

Great Manchester Run

Running · Manchester, Greater Manchester

Half Marathon · 10K

Hardmoors 110

Ultra · Filey, North Yorkshire

110 miles

Mayfair Races

Running · Ballyclare, County Antrim

Outlaw Nottingham Weekend (Outlaw Half)

Triathlon · Nottingham, Nottinghamshire

Sprint · Middle

Skye Trail Ultra

Ultra · Duntulm, Highland

75 miles

The Grim Reaper Ultra

Ultra · Grimsthorpe, Lincolnshire

10 miles · 40 miles · 70 miles

The Maverick Cotswolds Trail

Running · Winchcombe, Gloucestershire

Marathon · Half Marathon · 10K

Yellow Belly Backyard Ultra

Backyard · Wyham, Louth, Lincolnshire

Backyard (4.167mi loops)

ATW Box End Triathlon

Triathlon · Kempston, Bedfordshire

Sprint · Standard · Middle

Anglesey Half Marathon & 10K

Running · Holyhead, Isle of Anglesey

Half Marathon · 10K

Great West Run

Running · Exeter, Devon

Half Marathon

Hemel Hempstead 10k & 5k

Running · Hemel Hempstead, Hertfordshire

5K · 10K

Keswick Mountain Festival 50K Trail Ultra

Ultra · Keswick, Cumbria

50km

Newmarket Half Marathon

Running · Newmarket, Suffolk

Half Marathon

Newry City Half Marathon

Running · Newry, County Down

Half Marathon

Northampton 5k, 10k & Juniors

Running · Northampton, Northamptonshire

10K · 5K

Nottingham 10K

Running · Nottingham, Nottinghamshire

10K

Swansea Triathlon

Triathlon · Swansea

Sprint

Hardmoors 160

Ultra · Sutton Bank, North Yorkshire

160 miles

Edinburgh Marathon Festival

Running · Edinburgh, City of Edinburgh

Marathon · Half Marathon · 10K

God's Own Backyard Ultra - Spring

Backyard · Hawksworth, Leeds, West Yorkshire

Backyard (4.167mi loops)

Grand Union Canal Race (GUCR)

Ultra · Birmingham, West Midlands

145 miles

Norn Iron Ultra

Ultra · Ballintoy, County Antrim

106 miles

She Strides Backyard Ultra

Backyard · Mytholmroyd, West Yorkshire

Backyard (4.167mi loops)

The Kernowman (Marazion Triathlon)

Triathlon · Marazion, Cornwall

Sprint · Standard · Middle

The Ridgeway Challenge & Ridgeway Chase

Ultra · Berkhamsted, Hertfordshire

60km · 86 miles

The Ultra Loop Track Challenge

Ultra · Stockport, Greater Manchester

12 hours · 24 hours

Marlow Triathlon

Triathlon · Marlow, Buckinghamshire

Sprint · Standard · Middle

Hebden Bridge Fell Race

Running · Hebden Bridge, West Yorkshire

10.4K

DNF x FCF West Midlands Backyard Ultra

Backyard · Little Haywood, Staffordshire

Backyard (4.167mi loops)

Blair Castle Trail Weekender

Ultra · Blair Atholl, Perth and Kinross

60km

Blended's Backyard

Backyard · Chilton Candover, Hampshire

Backyard (4.167mi loops)

Blenheim Palace Triathlon (Supertri)

Triathlon · Woodstock, Oxfordshire

Sprint

CRANUM by Pegasus

Ultra · Aberystwyth, Ceredigion

30 miles

Endurancelife Classic Quarter

Ultra · Helston, Cornwall

44 miles

Endure24 Reading

Ultra · Reading, Berkshire

24 hours

Lochalsh 30

Ultra · Kyle of Lochalsh, Highland

30 miles

Suffolk Back Yard Ultra Festival

Backyard · Thetford Forest (High Lodge), Suffolk

Backyard (4.167mi loops) · 12 hour · 6 hour

The Llangollen 50k

Ultra · Llangollen, Denbighshire

50km

The Maverick Peak District X-Trail

Ultra · Bakewell, Derbyshire

55km

Tsunami Ocean Trails

Ultra · Bude, Cornwall

60km · 120km

Ultra Scotland 50 & 100

Ultra · Castle Douglas, Dumfries and Galloway

50 miles · 100 miles

Wales Triathlon

Triathlon · Fishguard, Pembrokeshire

Sprint · Standard · Middle

ATW Grafman Middle Distance Triathlon

Triathlon · Grafham, Cambridgeshire

Middle

IRONMAN 70.3 Bolton

Triathlon · Bolton, Greater Manchester

Middle

Lakeland Trails Coniston Marathon

Running · Coniston, Cumbria

Marathon · Half Marathon

Leamington Half Marathon

Running · Leamington Spa, Warwickshire

Half Marathon

Plymouth Triathlon

Triathlon · Cremyll, Cornwall

Sprint · Standard · Middle

Run Cumbria Solway Marathon & Half

Running · Carlisle, Cumbria

Marathon · Half Marathon

Run Redditch 10k, Half Marathon & Junior Race

Running · Redditch, Worcestershire

Junior · 10K · Half Marathon

Weymouth Classic & Sprint Triathlon

Triathlon · Weymouth, Dorset

Sprint · Standard

Blaydon Race

Running · Newcastle upon Tyne, Tyne and Wear

5.7 Miles

BTT Brighton

Triathlon · Brighton, East Sussex

Sprint · Standard

Beyond the Wall Triathlon

Triathlon · Strangford, County Down

Sprint

Breakheart Backyard Ultra

Backyard · Dursley, Gloucestershire

Backyard (4.167mi loops)

Celtman Extreme Scottish Triathlon

Triathlon · Torridon, Highland

Full

Centurion South Downs Way 100

Ultra · Winchester, Hampshire

100 miles

Centurion South Downs Way 50km

Ultra · Winchester, Hampshire

50km

Dorney Triathlon

Triathlon · Dorney, Buckinghamshire

Sprint · Standard

London 100

Ultra · London, Greater London

100km

Manchester Backyard Ultra

Backyard · Ringley, Greater Manchester

Backyard (4.167mi loops)

Northumberland Festival of Sport

Triathlon · Hadston, Northumberland

Sprint · Standard

Rat Race The Wall

Ultra · Carlisle, Cumbria

70 miles

The Wild Boar 70.3 and Olympic Triathlon

Triathlon · Cinderford, Gloucestershire

Sprint · Standard · Middle

Titan Brecon Middle Distance Triathlon

Triathlon · Tredegar, Blaenau Gwent

Middle

Cheddar Gorge Challenge

Running · Cheddar, Somerset

Marathon · Half Marathon · 10K

Dartmouth Triathlon

Triathlon · Blackpool Sands, Devon

Sprint · Standard

Norwich Triathlon

Triathlon · Norwich, Norfolk

Sprint · Standard

Ramathon

Running · Derby, Derbyshire

Half Marathon

Royal Windsor Triathlon

Triathlon · Windsor, Berkshire

Sprint · Standard

Slateman Triathlon & Duathlon

Triathlon · Llanberis, Gwynedd

Sprint · Standard · Savage

Southend Half Marathon

Running · Shoeburyness, Essex

Half Marathon

The Hampshire Hoppit

Running · Basingstoke, Hampshire

Marathon · Half Marathon · 10K

Twycross Zoo 10k

Running · Twycross, Leicestershire

10K

Windermere Marathon

Running · Windermere, Cumbria

Marathon

Lisburn Half Marathon, 10K & Fun Run

Running · Lisburn, County Antrim

3K Fun Run · 10K · Half Marathon

Abersoch Triathlon

Triathlon · Abersoch, Gwynedd

Sprint · Standard

PHOENIX Minotaur 50 / Hydra 75 / Centaur 100

Ultra · Dorking, Surrey

50 miles · 75 miles · 100 miles

Race to the King

Ultra · West Dean, West Sussex

100km

Rutland 10K

Running · Oakham, Rutland

10K

Shropshire Triathlon

Triathlon · Ellesmere, Shropshire

Sprint · Standard

The Longbridge 100 Backyard Ultra (Summer)

Backyard · Litlington, East Sussex

Backyard (4.167mi loops)

The Maverick North Downs Trail

Running · Cranleigh, Surrey

Marathon · Half Marathon · 10K

The Maverick North Downs Trail

Ultra · Cranleigh, Surrey

53km

Three Shires Way Marathon

Running · Grafham Water, Cambridgeshire

Marathon

Three Shires Way Ultra

Ultra · Grafham, Cambridgeshire

50 miles

West Highland Way Race

Ultra · Milngavie, East Dunbartonshire

95 miles

Belfast City Women's 10k

Running · Belfast, County Antrim

10K

Dambuster Triathlon

Triathlon · Exton, Rutland

Sprint · Standard

East Yorkshire Half Marathon & 10k

Running · Skirlaugh, East Riding of Yorkshire

10K · Half Marathon

Hardmoors 26.2 Wainstones Trail Races

Running · Chop Gate, North Yorkshire

Trail 10K (9.5 miles) · Half Marathon (16.5 miles) · Marathon (28.5 miles)

Pembrokeshire Coast Triathlon

Triathlon · Broad Haven, Pembrokeshire

Standard

Sheffield Triathlon & Duathlon

Triathlon · Sheffield, South Yorkshire

Sprint · Duathlon

The Lakesman Triathlons

Triathlon · Keswick, Cumbria

Middle · Full

Ultimate Triathlon 150 / 100 / 50

Triathlon · Ellesmere, Shropshire

Standard · Middle

West Yorkshire Trail Run

Running · Harewood, West Yorkshire

Windy Gyle Fell Race

Running · Alwinton, Northumberland

13.7K

Ards Half Marathon

Running · Newtownards, County Down

Half Marathon

Castle Race Series - Cholmondeley Castle

Triathlon · Cholmondeley, Cheshire

Sprint · Standard · Middle

Moray Way 100

Ultra · Forres, Moray

100 miles

Mourne Way Ultra

Ultra · Newcastle, County Down

84km

Llandudno Triathlon & Duathlon

Triathlon · Llandudno, Conwy

Sprint · Standard · Duathlon

Peterborough Running Festival

Running · Peterborough, Cambridgeshire

Half Marathon · 10K · 5K

RunThrough Morpeth 10k

Running · Morpeth, Northumberland

10K

The Original Swanage Triathlon Festival

Triathlon · Swanage, Dorset

Sprint · Standard

Birmingham Black Country Half Marathon

Running · Wolverhampton, West Midlands

Half Marathon

Chevy Chase Fell Race

Running · Wooler, Northumberland

20 Miles

Endure24 Leeds

Ultra · Wetherby, West Yorkshire

24 hours

Great Glen Ultra

Ultra · Fort William, Highland

72 miles

Outlaw Holkham Weekend (Outlaw Half Holkham)

Triathlon · Wells-next-the-Sea, Norfolk

Sprint · Middle

PIGUM by Pegasus

Ultra · Abergavenny, Monmouthshire

30 miles

Rasselbock Backyard Ultra - Stapleford Hall

Backyard · Melton Mowbray, Leicestershire

Backyard (4.167mi loops)

Derwent Reservoir Triathlons

Triathlon · Consett, County Durham

Sprint · Standard · Duathlon

Great North 10k

Running · Gateshead, Tyne and Wear

10K

Hitchin Triathlon

Triathlon · Hitchin, Hertfordshire

Sprint · Standard

Tittesworth Water 50k

Ultra · Leek, Staffordshire

50km

Lakeland Trails Ultra Ambleside

Ultra · Ambleside, Cumbria

55km · 100km

Race to the Stones

Ultra · Lewknor, Oxfordshire

50km · 100km

Ripon Triathlon Festival

Triathlon · Ripon, North Yorkshire

Sprint · Standard

Snowdonia Trail Marathon Eryri

Running · Llanberis, Gwynedd

Marathon · Half Marathon · 10K

Snowdonia Trail Marathon Eryri 55K

Ultra · Llanberis, Gwynedd

55km

St Cuthbert's Way Ultra

Ultra · Melrose, Scottish Borders

45 miles · 100km

The Sting

Backyard · Richmond, North Yorkshire

Backyard (4.167mi loops)

Upton Tri + Duathlon

Triathlon · Upton upon Severn, Worcestershire

Sprint · Standard · Duathlon

Windermere Triathlons & Duathlons

Triathlon · Bowness-on-Windermere, Cumbria

Sprint · Standard · Duathlon

Croyde Ocean Triathlon

Triathlon · Croyde, Devon

Sprint · Standard

IRONMAN 70.3 Swansea

Triathlon · Swansea

Middle

RunThrough Newcastle Half Marathon & 10k

Running · Newcastle upon Tyne, Tyne and Wear

10K · Half Marathon

Rutland Water Trail Races

Running · Edith Weston, Rutland

Half Marathon · 10K

Southend Triathlon

Triathlon · Southend-on-Sea, Essex

Sprint · Standard · Duathlon

Widdop Fell Race

Running · Hebden Bridge, West Yorkshire

11.3K

Durham City Run Festival

Running · Durham, County Durham

5K · 10K

Kent Backyard Ultra Series - Bedgebury

Backyard · Goudhurst, Kent

Backyard (4.167mi loops) · 7 Hour Challenge

Castle Race Series - Belvoir Castle

Triathlon · Belvoir, Leicestershire

Sprint · Standard · Middle

Helvellyn Sky Ultra

Ultra · Patterdale, Cumbria

57km

International Snowdon Race

Running · Llanberis, Gwynedd

15K

The Highlander Backyard - Scottish Championship

Backyard · Murthly, Perth and Kinross

Backyard (4.167mi loops)

Brixton 5k, 10k & Half Marathon

Running · London, Greater London

5K · 10K · Half Marathon

Carlisle Triathlon

Triathlon · Carlisle, Cumbria

Sprint

Revesby Running Festival

Running · Revesby, Lincolnshire

Half Marathon · 10K · 5K

The Felixstowe Triathlon

Triathlon · Felixstowe, Suffolk

Sprint · Standard

Woodhorn Museum Triathlon

Triathlon · Ashington, Northumberland

Sprint · Standard

Beacon Hill Fell Race

Running · Rothbury, Northumberland

10.6K

Montane Lakeland 100 & 50

Ultra · Coniston, Cumbria

50 miles · 100 miles

Beacons Way Ultra

Ultra · Abergavenny, Monmouthshire

100km · 100 miles

Castle to Coast Triathlon

Triathlon · Windsor, Berkshire

Middle

Loch Lomond Beastie Triathlon Festival

Triathlon · Balloch, West Dunbartonshire

Sprint

Outlaw Original Weekend

Triathlon · Nottingham, Nottinghamshire

Sprint · Middle · Full

Ultra X Wales

Ultra · Brecon, Powys

50km · 60km · 110km

Wirral Backyard Ultra

Backyard · Wirral, Merseyside

Backyard (4.167mi loops)

Hillsborough Castle & Gardens Running Festival

Running · Hillsborough, County Down

5K · 10K · Half Marathon

Snowman Triathlon & Duathlon

Triathlon · Capel Curig, Conwy

Sprint · Standard · Middle

Scouts Honour Backyard Ultra

Backyard · Worsley, Greater Manchester

Backyard (4.167mi loops)

ATW Bristol Triathlon

Triathlon · Bristol

Sprint · Standard

Derby Running Festival

Running · Elvaston, Derbyshire

Half Marathon · 10K · 5K

Running GP Bedford Autodrome

Running · Thurleigh, Bedfordshire

5K · 10K · Half Marathon

Salford Triathlon & Aquabike

Triathlon · Salford, Greater Manchester

Sprint · Standard

York 10K

Running · York, North Yorkshire

10K

Quayside 5k & 10k

Running · Newcastle upon Tyne, Tyne and Wear

5K · 10K

MTC Thames Challenge

Ultra · Kemble, Gloucestershire

186 miles (4 days)

Black Sheep Backyard Ultra

Backyard · Llyn Peninsula, Gwynedd

Backyard (4.167mi loops)

ATW First to Full Triathlon Festival

Triathlon · St Neots, Cambridgeshire

Sprint · Standard · Middle

Centurion North Downs Way 100

Ultra · Farnham, Surrey

100 miles

Race Across Scotland (Ultra GB)

Ultra · Portpatrick, Dumfries and Galloway

215 miles

RunThrough Trails Brecon Beacons 51K

Ultra · Talybont-on-Usk, Powys

51km

The Ultra Loop Leeds (8 Hours)

Ultra · Leeds, West Yorkshire

8 hours (5K loops)

Solihull Half Marathon & 5k

Running · Solihull, West Midlands

Half Marathon · 5K

The Big Lime Triathlons - Hartlepool Marina

Triathlon · Hartlepool, County Durham

Sprint · Standard

Chepstow Running Festival

Running · Chepstow, Monmouthshire

Half Marathon · 10K · 5K

Sirona 100

Ultra · Barmouth, Gwynedd

100km · 100 miles

Bedford Triathlon

Triathlon · Bedford, Bedfordshire

Sprint · Standard

Blithfield Olympic Triathlon & Aquabike

Triathlon · Abbots Bromley, Staffordshire

Standard

IRONMAN Leeds

Triathlon · Leeds, West Yorkshire

Full

Langdale End Show Fell Race

Running · Langdale End, North Yorkshire

11.2K

Newark Half Marathon

Running · Newark-on-Trent, Nottinghamshire

Half Marathon

Thorpe Park Sprint Triathlon

Triathlon · Chertsey, Surrey

Sprint

London T100 (age-group races)

Triathlon · London, Greater London

Sprint · Standard · Middle

Summer Green Man Ultra

Ultra · Bower Ashton, Bristol

45 miles

The Restless Xtreme Gravel Triathlon

Triathlon · Lochgoilhead, Argyll and Bute

Middle

Beverley Half Marathon

Running · Beverley, East Riding of Yorkshire

Half Marathon

Bishopton Triathlon

Triathlon · Stockton-on-Tees, County Durham

Sprint · Standard

Ellesmere 10k

Running · Ellesmere, Shropshire

10K

Run Durham Dalton Park 10 & 5 Miler

Running · Murton, County Durham

5 Miles · 10 Miles

Storming the Castle

Running · Carrickfergus, County Antrim

The Geordieman

Triathlon · Morpeth, Northumberland

Middle · Full · Duathlon

York Triathlon

Triathlon · York, North Yorkshire

Sprint

Kinloss BYU

Backyard · Kinloss, Moray

Backyard (4.167mi loops)

Gosfield Backyard Ultra

Backyard · Gosfield, Essex

Backyard (4.167mi loops)

Highland Fling

Ultra · Milngavie, East Dunbartonshire

53 miles

London Backyard Ultra

Backyard · New Addington, Greater London

Backyard (4.167mi loops)

Staffin Triathlon & 10K

Triathlon · Staffin, Highland

Sprint

The Devon and Cornwall Backyard Ultra

Backyard · Plympton, Devon

Backyard (4.167mi loops) · Team backyard (6 runners)

Antrim Coast Half Marathon

Running · Larne, County Antrim

Half Marathon

Supertri Brighton (Brighton & Hove Triathlon)

Triathlon · Hove, East Sussex

Sprint · Standard

Wimbleball Lake Triathlon

Triathlon · Dulverton, Somerset

Sprint · Standard · Middle

Ring O' Fire

Ultra · Holyhead, Isle of Anglesey

135 miles (3 days)

Ben Nevis Race

Running · Fort William, Highland

14K

Ellesmere Triathlon

Triathlon · Ellesmere, Shropshire

Sprint · Standard · Middle

Glenmore 24 & 12

Ultra · Glenmore, Highland

12 hours · 24 hours

Glencoe Marathon

Running · Glencoe, Highland

Marathon · Half Marathon

Kenilworth Half Marathon

Running · Kenilworth, Warwickshire

Half Marathon

Laganside 10k

Running · Belfast, County Antrim

1 Mile (children) · 10K

Stretton Skyline Fell Race

Running · Church Stretton, Shropshire

30.5K

The Big Half

Running · London, Greater London

Half Marathon

Tiree Ultra

Ultra · Tiree, Argyll and Bute

35 miles

Dragon's Back Race

Ultra · Conwy

380km

West Coast 200

Ultra · Portmeirion, Gwynedd

200 miles

Causeway Coast Marathon

Running · Portballintrae, County Antrim

Marathon · Half Marathon

Giant's Causeway Coast 64K Ultra

Ultra · Portballintrae, County Antrim

64km

Newport Sprint & Olympic Pool Triathlon

Triathlon · Newport

Sprint · Standard

Rasselbock Backyard Ultra - Hardwick Hall

Backyard · Doe Lea, Derbyshire

Backyard (4.167mi loops)

Sundowner Triathlon

Triathlon · Pocklington, East Riding of Yorkshire

Sprint · Standard · Middle

The Joust 12hr & 24hr

Ultra · Holt Heath, Worcestershire

12 hours · 24 hours

Thetford Back Yard Ultra Festival

Backyard · Thetford, Norfolk

Backyard (4.167mi loops)

Worcester City Runs

Running · Worcester, Worcestershire

Junior · 10K · Half Marathon

ATW Milton Keynes Triathlon

Triathlon · Milton Keynes, Buckinghamshire

Sprint · Standard

Aviemore Triathlon

Triathlon · Aviemore, Highland

Sprint · Standard

Basildon Half Marathon and Juniors

Running · Basildon, Essex

1K Junior · Half Marathon

Bournemouth International Triathlon

Triathlon · Bournemouth, Dorset

Sprint · Standard

Great North Run

Running · Newcastle upon Tyne, Tyne and Wear

Half Marathon

IRONMAN 70.3 Weymouth

Triathlon · Weymouth, Dorset

Middle

New Forest Marathon

Running · Brockenhurst, Hampshire

Marathon · Half Marathon

Reading Triathlon

Triathlon · Reading, Berkshire

Sprint · Standard

The Cheltenham Tri Festival

Triathlon · Cheltenham, Gloucestershire

Sprint · Standard

The Harvathon

Running · Hitchin, Hertfordshire

The Vitruvian Triathlon

Triathlon · Exton, Rutland

Middle

Triathlon y Bala

Triathlon · Bala, Gwynedd

Sprint · Standard · Middle

Saundersfoot Triathlon

Triathlon · Saundersfoot, Pembrokeshire

Sprint

Summit Mentality x Getahead Backyard Ultra

Backyard · Brentwood, Essex

Backyard (4.167mi loops)

Centurion Chiltern Wonderland 50

Ultra · Goring-on-Thames, Oxfordshire

50 miles

Cotswold Way Century

Ultra · Chipping Campden, Gloucestershire

102 miles

Flamingo Land 5k & 10k

Running · Kirby Misperton, North Yorkshire

5K · 10K

Simonside (Thropton Show) Fell Race

Running · Thropton, Northumberland

10.9K

The Brutal Extreme Triathlons

Triathlon · Llanberis, Gwynedd

Standard · Middle · Full

The Turbine Backyard Ultra

Backyard · Durham, County Durham

Backyard (4.167mi loops)

Trails & Tarmac Summer 12hr Backyard Ultra

Backyard · Crickhowell, Powys

Backyard (4.167mi loops) - 12 hour cap

Ultra X England

Ultra · Hope Valley, Derbyshire

50km · 60km · 110km

Belfast City Half Marathon

Running · Belfast, County Antrim

Half Marathon

Falmouth Triathlon (The Seal)

Triathlon · Falmouth, Cornwall

Sprint

Grand Olde Route of York Trail Run

Running · Escrick, North Yorkshire

IRONMAN Wales

Triathlon · Tenby, Pembrokeshire

Full

Run Northumberland Matfen 10k

Running · Matfen, Northumberland

10K

RunThrough Trails Hamsterley Forest

Running · Hamsterley, County Durham

5K · 10K · Half Marathon

Saucony Run Shoreditch Half

Running · London, Greater London

Half Marathon

Altra 13 Valleys Ultra

Ultra · Keswick, Cumbria

185km

GPC Ultra

Backyard · Swadlincote, Derbyshire

Backyard (4.167mi loops)

ATW Grafham Triathlon

Triathlon · Grafham, Cambridgeshire

Sprint · Standard

Castle Race Series - Hever Castle

Triathlon · Hever, Kent

Sprint · Standard · Middle

Cheshire Ring 100

Ultra · Salford, Greater Manchester

100 miles

Ealing Half Marathon

Running · Ealing, Greater London

Half Marathon

Loch Ness Marathon & Festival of Running

Running · Inverness, Highland

Marathon · 10K · 5K

Robin Hood Half Marathon

Running · Nottingham, Nottinghamshire

Half Marathon

Run Sandringham

Running · Sandringham, Norfolk

Community Mile · 5K · Half Marathon

RunThrough Clapham Common 5k, 10k & Half Marathon

Running · London, Greater London

5K · 10K · Half Marathon

Sandman Triathlon & Duathlon

Triathlon · Newborough, Isle of Anglesey

Sprint · Standard · Middle

Vitality London 10,000

Running · London, Greater London

10K

The District Back Yard Ultra

Backyard · Little Salkeld, Cumbria

Backyard (4.167mi loops)

Cornwall's Backyard Ultra

Backyard · St Eval, Cornwall

Backyard (4.167mi loops)

Great Scottish Run

Running · Glasgow, Glasgow City

Half Marathon · 10K

Kielder Marathon

Running · Kielder, Northumberland

Marathon · Half Marathon · 10K

The Maverick South Downs Trail

Ultra · Horndean, Hampshire

51km

The Putney Loop Backyard Ultra

Backyard · Putney, Greater London

Backyard (4.167mi loops)

Cannock Wild Trail Runs

Running · Rugeley, Staffordshire

5K · 10K · Half Marathon

Cardiff Half Marathon

Running · Cardiff

Half Marathon

Groomsport 10k

Running · Groomsport, County Down

10K

Isle of Wight Marathon

Running · Ryde, Isle of Wight

Marathon

Lincoln Half Marathon

Running · Lincoln, Lincolnshire

Half Marathon

Manchester Half Marathon

Running · Manchester, Greater Manchester

Half Marathon

Thames Meander Autumn

Running · Barnes, Greater London

Marathon · Half Marathon · 10K

Aberfoyle Ultra

Ultra · Aberfoyle, Stirling

55km

Bennachie Hill Ultra

Ultra · Inverurie, Aberdeenshire

31 miles

Glasgow to Edinburgh Ultra

Ultra · Glasgow, Glasgow City

56 miles

Loop Til You Drop Backyard Ultra - Turvey

Backyard · Turvey, Bedfordshire

Backyard (4.167mi loops)

Bournemouth Marathon Festival

Running · Bournemouth, Dorset

Marathon · Half Marathon · 10K

Chester Marathon

Running · Chester, Cheshire

Marathon · Half Marathon

Great Eastern Run

Running · Peterborough, Cambridgeshire

Half Marathon · 5K

Newcastle Town Moor Half Marathon, 10k & 5k

Running · Newcastle upon Tyne, Tyne and Wear

5K · 10K · Half Marathon

Oswestry 10k

Running · Oswestry, Shropshire

10K

Royal Parks Half Marathon

Running · London, Greater London

Half Marathon

Kent Backyard Ultra Series - Vigo

Backyard · Vigo, Kent

Backyard (4.167mi loops)

Centurion Autumn 100

Ultra · Goring-on-Thames, Oxfordshire

100 miles

Great South Run

Running · Portsmouth, Hampshire

10 Miles · 5K

The Dramathon

Running · Dufftown, Moray

Marathon · Half Marathon

Abingdon Marathon

Running · Abingdon, Oxfordshire

Marathon

Brewers 10k & 5k

Running · Burton upon Trent, Staffordshire

10K · 5K

Eden Project Marathon & Half Marathon

Running · St Austell, Cornwall

Marathon · Half Marathon

Great Welsh Marathon

Running · Llanelli, Carmarthenshire

Marathon · Half Marathon

Jarrow 10k & Junior Race

Running · Hebburn, Tyne and Wear

10K · Junior

Run Northumberland Castles Half Marathon

Running · Bamburgh, Northumberland

Half Marathon

Yorkshire Marathon

Running · York, North Yorkshire

Marathon · 10 Miles

Among The Pines Backyard Ultra

Backyard · Clitheroe, Lancashire

Backyard (4.167mi loops)

Battersea Park Running Festival

Running · London, Greater London

Half Marathon · 10K · 5K

Beachy Head Marathon

Running · Eastbourne, East Sussex

Marathon · Half Marathon · 10K

Endurancelife North York Moors

Ultra · Ravenscar, North Yorkshire

54km

Jedburgh 3 Peaks Ultra

Ultra · Jedburgh, Scottish Borders

38 miles

London Aquathlon

Triathlon · London, Greater London

400m swim / 5K run

Marathon Eryri

Running · Llanberis, Gwynedd

Marathon

Rugby Half Marathon

Running · Rugby, Warwickshire

Half Marathon

Red On Backyard Ultra - Haydock

Backyard · Haydock, Merseyside

Backyard (4.167mi loops)

Endure The Moor

Backyard · Newcastle upon Tyne, Tyne and Wear

Backyard (4.167mi loops)

Carsington Water Half Marathon & 10k

Running · Carsington, Derbyshire

Half Marathon · 10K