5K runs in UK in September 2026
Find 5k runs in UK in September 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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Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Sat 5 Sep 2026
- £18-£20
Bedford 5K
More than just a running race. Join thousands at Bedfordshire’s most popular weekend of running with festival magic, live music, bar, yoga, kids zone, street food, outdoor cinema and fun fair!
- Chip timing
- Enter online
- Flat
- Traffic free
- Age 11 & over
- 5 km road running + 33 ft ascent
- Sun 6 Sep 2026
- £27-£29
FEAR (Forget Everything And Run) | 5K
Run as far as you can during the 4-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.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 5 km multi terrain running
- Sun 13 Sep 2026
- £17
The Amazing Northampton Run | 3 Mile Fun Run
A great opportunity to be part of the day's events but over a shorter distance. Run the start and finish of the half marathon route with an exclusive link section through the beautiful Beckets Park.
- Chip timing
- Traffic free
- Age 5 & over
- 3.3 miles road running + 128 ft ascent
- Sun 20 Sep 2026
- £37.50-£39.50
Something to Talk About
Set in the heart of the beautiful New Forest, with a Grade I listed 'calendar' manor house as the backdrop, this is a technical trail loop suitable for all abilities.
- Families
- Newcomers
- Enter online
- Undulating
- Traffic free
- Event village
- Age 18 & over
- 7 hrs trail running + 404 ft ascent
- Sun 27 Sep 2026
- £37.50-£39.50
SoBo Series | Volume 4 | Stop me (if you think you've heard this one before)
Set along the beachfront promenade at Southbourne (SoBo), choose your own distance from 5K to ultra, along this flat, tarmacked, lapped route suitable for all abilities.
- Newcomers
- Enter online
- Flat
- Traffic free
- Event village
- Coast
- Public transport links
- Age 18 & over
- 7 hrs road running + 0 ft ascent
- Sun 27 Sep 2026
- £18
River Ness 5K
This welcoming 5K for runners of all abilities follows a flat route by the scenic River Ness, as part of the awe-inspiring Loch Ness Marathon festival weekend.
- Enter online
- Flat
- Traffic free
- Age 1 & over
- 5 km road running
- Sun 13 Sep 2026
The Garmin New Forest Marathon | 5K
- 5 km multi terrain running + 50 ft ascent