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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MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Fri 4 Sep
- £16
Rye Summer 5K Series | Race Five | 5K
Enjoy every spellbinding step of a 5K through the stunning landscape of Rye Harbour Nature Reserve in this exceptional summer series. Enter one or enter more and watch your times improve.
- 5 km road running
- Sat 5 Sep
- £21-£23
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!
- 5 km road running + 33 ft ascent
- Sun 6 Sep
- £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.
- 5 km multi terrain running
- Fri 11 Sep
- £27-£30
AJ Bell Great North 5K
The AJ Bell Great North 5K is the curtain-raiser event for the North East’s biggest weekend of sport! It’s a fun, flat 5k dash around Newcastle and Gateshead’s vibrant Quayside.
- 5 km road running
- Sun 13 Sep
- £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.
- 3.3 miles road running + 128 ft ascent
- Thu 17 Sep
- £25-£30
The City v Wharf Run Challenge | 5K
The challenge is back on! Who will reign supreme - City or Wharf? It's time to get competitive and bring the victory to your team.
- 5 km road running
- Sat 19 Sep
- £27-£29
The Lucky Horseshoe | 5K
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!
- 5 km trail running
- Sun 20 Sep
- £26
Yabba Dabba Doo | 5K
It's time to have some fun! Come and run a 5K lap around the beautiful reservoir and earn your Yabba Dabba Doo medal. Ideal family-friendly venue.
- 5 km multi terrain running
- Sun 20 Sep
- £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.
- 7 hrs trail running + 404 ft ascent
- Sun 27 Sep
- £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.
- 7 hrs road running
- Sun 27 Sep
- £27-£29
The Wensum Way Trail | 5K
Enjoy the stunning route, push your limits, and, of course, earn your race bling over 5K distance. Runners will love the fuel and encouragement with every lap!
- 5 km trail running
- Sun 27 Sep
- £25-£27
Battle Of Stamford Bridge Run | 5K
Welcome to a 6-hour timed running event where you can run a 5K all the way up to an ultra marathon on an out-and-back route within the time limit, with fuel stations, medal and goody bag.
- 5 km trail running
- Sun 27 Sep
- £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.
- 5 km road running
- Sat 5 Sep
- £10-£13.50
Lakeland Trails in Keswick | Derwentwater Sport Trail 5K
- 5 km trail running
- Fri 11 Sep
- £10-£12
EvenSplits York 5K Race Series - September
- 5 km road running
- Sat 12 - Sun 13 Sep
- £15-£95
Autumn Wolf
- 5K run 3
- 10K run 3
- Fun run 2
- Trail run
- Sun 13 Sep
- £3-£22
Bubble Rush Oxfordshire | Bubble Rush Oxfordshire
- 5 km multi terrain running
- Sun 13 Sep
- £16-£38
New Forest Marathon | 5K
- 5 km multi terrain running + 50 ft ascent