Trail 5K runs in UK in Spring
Find trail 5k runs in UK in Spring - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sun 26 Apr 2026
- £22-£27
The Nearly But Not Quite London Marathon - Wales | 5K
Didn't get a ballot entry into The London Marathon 2026? Don't panic, come and run with Saturn Running instead!
- Enter online
- Age 12 & over
- 5 km trail running + 0 ft ascent
- Wed 29 Apr 2026
- £22
Piglove by the River 10K & 5K | 5K
An evening 5K ending at a lovely beer garden in the heart of Citu’s Climate Innovation District - grab a picnic bench, a pint of craft beer and admire the views. The perfect spot for a sunny evening!
- Enter online
- Flat
- Age 18 & over
- 5 km trail running + 193 m ascent
- Fri 1 May 2026
- £20-£27
Midweek Chasing Numbers May | 5K
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.
- Enter online
- Age 12 & over
- 5 km trail running + 0 ft ascent
- Mon 4 May 2026
- £20-£27
Bank Holiday Madness May | 5K
Come and join the day of running and aim to complete a 5K at your own pace on a scenic course then receive a fantastic medal and goody bag at the finish!
- Enter online
- Flat
- Age 12 & over
- 5 km trail running + 0 ft ascent
- Thu 7 May 2026
- £10-£12
Kirkstall Rock up n' Run | 5K
Come and join in at Kirkstall for this brilliant pop-up Summer Series. Jumble medal, beer or soft drink and sweetie bag for all runners.
- Chip timing
- Enter online
- Age 16 & over
- 5 km trail running + 56 ft ascent
- Sun 10 May 2026
- £23-£27
The Spring Lucky Dip Run | 5K
Come and join in for 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!
- Enter online
- Age 12 & over
- 5 km trail running + 0 ft ascent
- Thu 14 May 2026
- £10-£12
Rodley - Rock up n' Run | 5K
Come and join in at Rodley for this brilliant pop-up Summer Series 5K. Jumble medal, beer or soft drink and sweetie bag for all runners.
- Enter online
- Age 16 & over
- 5 km trail running + 0 ft ascent
- Fri 15 - Sun 17 May 2026
Keswick Mountain Festival
- 5K run 2
- 10K run
- Half marathon
- 50K ultra run
- Fell run
- + 12 more races
- Sat 16 May 2026
- £9-£28
Roadford Lake Trail Races
By popular demand, a selection of trail races has been added to the multi-sports weekend at the scenic Roadford Lake, with an inclusive and encouraging atmosphere, and lakeside camping.
- Families
- Trees not tees
- Beginner-friendly
- Dogs allowed at venue
- Event village
- Rural
- Sustainability policy
- Age 3 & over
- Fun run 2
- 5K run
- CaniCross 2
- 10K run
- Half marathon
- Thu 21 May 2026
- £17-£26
Dun Holm Challenge | Day 1 | 5K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this 5K run is for you! Themed medal too.
- Enter online
- Age 12 & over
- 5 km trail running + 72 ft ascent
- Thu 21 May 2026
- £10-£12
Saltaire - Rock up n' Run | Summer Evening Series | 5K
Come and join in at Saltaire for this brilliant pop-up Summer Series. Jumble medal, beer or soft drink and sweetie bag for all runners.
- Chip timing
- Enter online
- Age 16 & over
- 5 km trail running + 82 ft ascent
- Fri 22 May 2026
- £17-£26
Dun Holm Challenge - Day 2 | 5K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this 5K run is for you! Durham-themed medal too.
- Enter online
- Undulating
- Age 12 & over
- 5 km trail running + 72 ft ascent
- Sat 23 May 2026
- £33-£38
Farmmageddon | 5K
Can you survive Farmmageddon? A fantastic 5.3K loop through the lovely grounds of Hyde Hall Farm as part of the Farmmageddon endurance weekend.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 5 km trail running + 164 ft ascent
- Sat 23 May 2026
- £17-£27
Dun Holm Challenge | Day 3 | 5K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this 5K run is for you! Durham-themed medal too.
- Enter online
- Undulating
- Age 16 & over
- 5 km trail running + 72 ft ascent
- Sun 24 May 2026
- £17-£26
Dun Holm Challenge | Day 4 | 5K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this 5K run is for you! Durham-themed medal too.
- Enter online
- Undulating
- Age 12 & over
- 5 km trail running + 72 ft ascent
- Sun 24 May 2026
- £14-£16
Get the Hull out of Here | 5K
Based out of East Hull this 5K race will run out on the TransPennine Trail towards Hornsea, it should allow runners to enjoy a flat even surface ideal or both beginners or for seasoned athletes.
- Enter online
- Flat
- PB
- Age 16 & over
- 5 km trail running + 0 ft ascent
- Mon 25 May 2026
- £17-£26
Dun Holm Challenge | Day 5 | 5K
Whether you are a Durham resident, you just love the area, or you fancy running along the River Wear with views of the Cathedral, then this 5K run is for you! Durham-themed medal too.
- Enter online
- Undulating
- Age 12 & over
- 5 km trail running + 72 ft ascent
- Thu 28 May 2026
- £10-£12
Slawit - Rock up n' Run | 5K
Come and join in at Slaithwaite (Slawit) for this brilliant pop-up Summer Series 5K. Jumble medal, beer or soft drink and sweetie bag for all runners.
- Enter online
- Age 16 & over
- 5 km trail running + 89 ft ascent
- Sat 30 May 2026
- £15-£20
Lake District Running Festival | Grasmere Gallop 5km Trail Run
A challenging 5K ‘fun’ run as part of the Lake District Running Festival an iconic location with a grandstand finish, wooden medal, free event photos and, more importantly, cake...
- Undulating
- Age 6 & over
- 5.7 km trail running + 61 m ascent
- Sat 11 Apr 2026
Cowdray Estate Trail Run Series - Spring
- 5K run
- CaniCross 3
- 10K run
- 10 miler
- Sat 11 Apr 2026
RTT Gower Trail Half Marathon & 10K | 5K
- 5 km trail running