Road Marathons in South East
Find road marathons in South East in 2025/2026 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Fri 21 Nov
- £23-£35
Changed For Good Run | Marathon
This is an extra special event to celebrate the release of a certain movie...the medal is top secret, but it is absolutely 'wicked'...
- Enter online
- Age 18 & over
- 26.2 miles road running
- Sun 22 Mar 2026
- £25-£40
The Dashing Dog Charity Run | Marathon
Come and join in for Dashing Dog Charity run along the picturesque River Thames, not only is the scenery beautiful and you will earn one of the awesome medals...
- Enter online
- Age 18 & over
- 26.2 miles road running
- Sun 29 Mar 2026
- £33
Brett Lydd 20 Mile
A delectable racing experience perfect for those planning a spring marathon, over a pancake flat course using the wide, quiet country lanes surrounding the marsh town of Lydd in Kent.
- Chip timing
- Enter online
- Flat
- PB
- Age 18 & over
- 20 miles road running + 3 ft ascent
- Sun 12 Apr 2026
- £10-£70
- 13 charities
Brighton Marathon
The UK's third largest marathon, boasting a new and beautiful seaside course with superb local support, making it a truly sensational running experience.
- Chip timing
- Enter online
- GPS tracking
- Undulating
- Traffic free
- Age 18 & over
- 26.2 miles road running + 447 ft ascent
- Sun 3 May 2026
- £55
- 1 charity
ABP Southampton Marathon
This 2-lap marathon course offers a spectacular route including green parks, shoreline and riverside views, starting and finishing at the iconic Southampton Guildhall.
- Chip timing
- Enter online
- Age 18 & over
- 26.2 miles road running + 296 m ascent
- Mon 4 May 2026
- £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.
- Chip timing
- Enter online
- GPS tracking
- Flat
- PB
- Traffic free
- Relay
- Age 18 & over
- 26.2 miles road running + 938 ft ascent
- Sun 4 Oct 2026
- £23-£30
- Early bird
The Isle of Wight Marathon
The Isle of Wight Marathon celebrates its 70th Anniversary in 2026! It has been run continuously since 1957, making it the longest-running (and one of the first to be held) in the UK.
Early bird on now
- Newcomers
- Chip timing
- Enter online
- Undulating
- Event village
- Rural
- Age 18 & over
- 26.2 miles road running + 350 m ascent
- Sun 7 Dec
Running GP at Goodwood Motor Circuit | Marathon
- 26.2 miles road running
- Sun 22 Mar 2026
Y2Y North Downs Trek / Run | Marathon Run
- 26.2 miles road running + 3025 ft ascent