Marathons in South East in May 2026
Find marathons in South East in May 2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Mon 4 May
- £50-£60
MK Marathon
A multi award-winning marathon consistently ranked in the top 10 UK marathons with a stadium finish to give you goosebumps! AIMS-certified and BARR Gold accreditation for outstanding race management.
- 26.2 miles road running + 938 ft ascent
- Fri 1 May
- £15-£27
Midweek Chasing Numbers May | Marathon
The aim of the midweek runs is to hold events as cheaply as possible in order for people to be able to build their numbers or simply to help people achieve their own goals at an affordable price.
- 26.2 miles trail running
- Sat 2 - Mon 4 May
- £7-£75
Mid Sussex Marathon Weekend
Be part of the action! The Mid Sussex Marathon Weekend returns for it’s 15th year in 2026. This unique sell-out Bank Holiday weekend event has something for everyone.
- 10 miler 2
- 10K run
- Marathon 2
- Fun run 6
- Multi-terrain run
- Mon 4 May
- £15-£27
Bank Holiday Madness May | Marathon
Come and join the day of running and aim to complete a midweek marathon within the 7-hour time limit on a scenic course then receive a fantastic medal and goody bag at the finish!
- 26.2 miles trail running
- Mon 4 May
- £50-£60
MK Marathon
A multi award-winning marathon consistently ranked in the top 10 UK marathons with a stadium finish to give you goosebumps! AIMS-certified and BARR Gold accreditation for outstanding race management.
- 26.2 miles road running + 938 ft ascent
- Sat 9 May
- £53-£55
Magna Carta Summer | Marathon
The Magna Carta Marathon is based in scenic Runnymede right near the historic site where the treaty of Magna Carta was agreed by King John of England and signed on 15th June 1215.
- 26.35 miles trail running + 150 ft ascent
- Sun 10 May
- £15-£35
The Spring Lucky Dip Run
Come and join the Spring Lucky Dip Run! There is no set medal for this race; instead, you will get to choose your own from a selection of medals from past events!
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 16 May
- £15-£35
Rocky at 50 Run
Come and celebrate 50 years since the release of the iconic Rocky film! Have you got the Eye of The Tiger, the guts to get the glory and the will to rise up to the challenge and run?
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 23 - Sun 24 May
- £139
Sussex Marathon
Part of the London 2 Brighton Ultra weekend, run, jog or walk from Turners Hill through wonderful Sussex countryside up & over the testing South Downs before coastal views to Brighton Racecourse.
- 42 km trail running + 700 m ascent
- Fri 29 May
- £15-£27
Midweek Medal Madness | Leons Birthday Run | Marathon
Come and join this May Midweek Medal Madness event, where runners will also be celebrating Leon's Birthday!
- 26.2 miles road running
- Sun 3 May
- From £55
ABP Southampton Marathon
- 26.2 miles road running + 296 m ascent
- Sun 3 May
- £45
Three Forts Challenge | Marathon
- 26.2 miles multi terrain running + 3195 ft ascent