5K runs in UK in May 2026
Find 5k runs near me in UK in May 2026 - search by date or place, display on a map or use the advanced search to find your perfect race.
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Click an event for full event details, location, route, sustainability, what's included and how to enter.
- Sun 3 May 2026
- £18-£28
- Sun 3 May 2026
- £18-£28
MK Marathon Weekend | Rocket 5K
Shoot for the stars on the rapid Rocket Run! Join this fast rocket-fueled 5K with an 'out of this world' bling on a fast and flat point-to-point course from central Milton Keynes to Stadium MK.
- Chip timing
- Enter online
- Flat
- Undulating
- PB
- Traffic free
- Age 12 & over
- 5 km road running + 89 ft ascent
- Mon 4 May 2026
- £15-£17
- Mon 4 May 2026
- £15-£17
May the Fourth be with you | 5K
A good race this is, enjoy you will. Run a flat route along the Leeds and Liverpool Canal; you won't have to use the force too much to “en-jedi” this event. Perfect for all abilities.
- Chip timing
- Enter online
- Flat
- Age 16 & over
- 5 km trail running + 89 ft ascent
- Sat 9 May 2026
- Sat 9 May 2026
Tough Mudder London West | 5K - Saturday
Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.
- Enter online
- Hilly
- Traffic free
- Age 14 & over
- 5 km multi terrain running
- Sun 10 May 2026
- Sun 10 May 2026
Tough Mudder London West | 5K - Sunday
Be one of 15,000 Mudders to prove you're tough enough to conquer the most technically difficult obstacle course of the series. Expect hills, forest trails, muddy ditches, hills and a finisher beer.
- Enter online
- Hilly
- Traffic free
- Fundraising optional
- Age 14 & over
- 5 km multi terrain running
- Sat 16 May 2026
- £30
- Sat 16 May 2026
- £30
Keswick Mountain Festival | adidas TERREX Junior 5K Trail Run
Graded ‘easy’ this scenic 5K trail run is for ages 12-17 and can be fast and furious or run for fun - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!
- Chip timing
- Undulating
- Traffic free
- Age 12-17
- 5 km trail running
- Sat 16 May 2026
- £30-£47.50
- Sat 16 May 2026
- £30-£47.50
Keswick Mountain Festival | adidas TERREX 5K Trail Run
Graded ‘easy’ this scenic 5K trail run is for everyone and can be fast and furious from the word go or taken easy - it’s your enjoyment that counts. Includes Full Weekend Festival Ticket in the price!
- Families
- Newcomers
- Music
- Chip timing
- Undulating
- Traffic free
- Event village
- Age 10 & over
- 5 km trail running
- Sat 23 May 2026
- £33-£38
- 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
- £32
- 7 charities
- Sat 23 May 2026
- £32
- 7 charities
Edinburgh 5K
The 5K is one of the first events of the exciting running festival weekend and offers a picturesque route around Holyrood Park with stunning panoramic views of the city and Edinburgh Castle.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 11 & over
- 5 km road running + 116 m ascent
- Sat 30 May 2026
- £15-£20
- 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
- Sun 3 May 2026
ABP Southampton Marathon | 5K
- 5 km road running + 23 m ascent