Trail Marathons in Suffolk
Find trail marathons in Suffolk in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sun 11 Jan
- £33-£38
WTF Where's The Finish?
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Beginner-friendly
- Dogs allowed at venue
- Event village
- Park
- Age 18 & over
- Multi-terrain run 2
- Sun 22 Feb
- £33-£38
Thetford Festival of Running | Full Marathon
New venue! Come and enjoy the paths, trails and woodland of Thetford Forest over marathon distance with fantastic support each lap and a medal at the finish!
- Enter online
- Undulating
- Age 18 & over
- 26.2 miles trail running
- Sun 29 Mar
- £33-£38
Zig Zag Challenge
Run as far as you can during the 4 or 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, then head out for more.
- Beginner-friendly
- Dogs allowed at venue
- Event village
- Park
- Age 18 & over
- Multi-terrain run 2
- Sun 12 Apr
- £33-£38
Haughley Festival of Running | Full Marathon
Join in at the beautiful Haughley Park for the Haughley Festival of Running and join like-minded runners tackling a variety of distances on the day within the 4 or 6-hour time limit.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 26.2 miles trail running
- Thu 23 Jul - Sat 1 Aug
- £300-£350
Great Barrow Challenge | 10 events in 10 days
10 running events in 10 days in the beautiful Suffolk countryside. Run 5K, 10K, Half Marathon, Marathon or an Ultra every day for 10 days in this unique endurance challenge!
- Enter online
- Undulating
- Rural
- Age 18 & over
- 10 days trail running
- Sat 19 Sep
- £33-£38
The Lucky Horseshoe | Full Marathon
Your race, your pace, your distance! Utilising the Gallops route at the amazing Suffolk Running Centre which takes you through to Newmarket so you may get to see the race horses in training!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 26.2 miles trail running + 1260 ft ascent