Races in the South East
70 ultras, triathlons and running races coming up in the South East.
November 2026
4 races
Race to Remember
Ultra · Aldershot, Hampshire
76km
Dorney Lake Duathlon
Triathlon · Dorney, Buckinghamshire
Duathlon
Windsor Trail Run
Running · Windsor, Berkshire
Half Marathon · 10K
WaitlistCenturion Wendover Woods 50
Ultra · Wendover, Buckinghamshire
50 miles
December 2026
3 races
January 2027
3 races
Country to Capital
Ultra · Wendover, Buckinghamshire
43 miles
Kent Backyard Ultra Series - Dover
Backyard · Dover, Kent
Backyard (4.167mi loops) · 7 Hour Challenge
The Longbridge 100 Backyard Ultra (Winter)
Backyard · Litlington, East Sussex
Backyard (4.167mi loops)
February 2027
2 races
March 2027
6 races
Endurancelife Sussex
Ultra · Eastbourne, East Sussex
32 miles
Hampton Court Palace Half Marathon
Running · East Molesey, Surrey
Half Marathon
Centurion Hundred Hills 50km
Ultra · Stonor, Oxfordshire
50km
Winter's End 50
Ultra · Winchester, Hampshire
50 miles
Reading Half Marathon
Running · Reading, Berkshire
Half Marathon
Milton Keynes Festival of Running
Running · Milton Keynes, Buckinghamshire
20 Miles · Half Marathon · 10K
April 2027
7 racesTestway Ultra
Ultra · Linkenholt, Hampshire
44 miles
Sold outBrighton Marathon
Running · Brighton, East Sussex
Marathon · 10K
Centurion South Downs Way 50
Ultra · Worthing, West Sussex
50 miles
Kent Backyard Ultra Series - Sholden
Backyard · Sholden, Deal, Kent
Backyard (4.167mi loops) · 7 Hour Challenge
ABP Southampton Marathon Festival
Running · Southampton, Hampshire
Marathon · Half Marathon · 10K
Ultra X Spring Trail Series
Ultra · Midhurst, West Sussex
50km · 50 miles · 110km
Kent Spring Marathon & Half Marathon
Running · Ashford, Kent
Marathon · Half Marathon
May 2027
13 races
Mid Sussex Marathon Weekend
Running · Haywards Heath, West Sussex
Marathon · 10 Miles · 10K
MK Marathon
Running · Milton Keynes, Buckinghamshire
Marathon · Half Marathon
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)
Bewl Water Ultra 50km
Ultra · Wadhurst, East Sussex
50km
Seaford 10K
Running · Seaford, East Sussex
10K
Centurion North Downs Way 50
Ultra · Farnham, Surrey
50 miles
Arundel Lido Triathlon
Triathlon · Arundel, West Sussex
Sprint · Standard
Rye Half Marathon & 10K
Running · Rye, East Sussex
Half Marathon · 10K
Beat the Sunset 50km
Ultra · Maidenhead, Berkshire
50km
Goring Gap Trails Festival
Running · Goring-on-Thames, Oxfordshire
Marathon · Half Marathon · 10K
Marlow Triathlon
Triathlon · Marlow, Buckinghamshire
Sprint · Standard · Middle
June 2027
14 races
Blended's Backyard
Backyard · Chilton Candover, Hampshire
Backyard (4.167mi loops)
Blenheim Palace Triathlon (Supertri)
Triathlon · Woodstock, Oxfordshire
Sprint
Endure24 Reading
Ultra · Reading, Berkshire
24 hours
BTT Brighton
Triathlon · Brighton, East Sussex
Sprint · Standard
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
Royal Windsor Triathlon
Triathlon · Windsor, Berkshire
Sprint · Standard
The Hampshire Hoppit
Running · Basingstoke, Hampshire
Marathon · Half Marathon · 10K
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
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
July 2027
3 races
August 2027
3 races
September 2027
5 races
ATW Milton Keynes Triathlon
Triathlon · Milton Keynes, Buckinghamshire
Sprint · Standard
New Forest Marathon
Running · Brockenhurst, Hampshire
Marathon · Half Marathon
Reading Triathlon
Triathlon · Reading, Berkshire
Sprint · Standard
Centurion Chiltern Wonderland 50
Ultra · Goring-on-Thames, Oxfordshire
50 miles
Castle Race Series - Hever Castle
Triathlon · Hever, Kent
Sprint · Standard · Middle
October 2027
7 races
The Maverick South Downs Trail
Ultra · Horndean, Hampshire
51km
Isle of Wight Marathon
Running · Ryde, Isle of Wight
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
Abingdon Marathon
Running · Abingdon, Oxfordshire
Marathon
Beachy Head Marathon
Running · Eastbourne, East Sussex
Marathon · Half Marathon · 10K
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