Half marathons in UK in December 2025
Find half marathons near me in UK in December 2025 - filter by date or location, display on a map or use the advanced search to find your perfect race.
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- Fri 5 Dec
- £20-£27
The Christmas Jumper Jaunt | Half Marathon
Join a December midweek half marathon and wear your most over-the-top Christmas jumper (optional) then receive a themed medal and goody bag too!
- Enter online
- Flat
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sat 6 Dec
- £28-£40
A Christmas Carol Bobble Hat Run | Half Marathon
Welcome to a 7-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a bobble hat, medal and goody bag at the finish.
- Enter online
- Flat
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sun 7 Dec
- £28-£30
Do you like my Bingley Baubles | Half Marathon
Enjoy a festive trip up the Leeds and Liverpool Canal this winter. A challenging and scenic run over towpath, woodland, and fields with joyous distances from 5K to a full marathon.
- Chip timing
- Enter online
- Traffic free
- Age 16 & over
- 13.1 miles trail running + 151 ft ascent
- Sun 7 Dec
- £31-£36
Bauble Bimble | 6 Hour
Back to Ferry Meadows Country Park for a festive 4 or 6-hour running challenge! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 6 hrs multi terrain running + 98 ft ascent
- Sun 7 Dec
- £31-£36
Bauble Bimble | 4 Hour
Back to Ferry Meadows Country Park for a festive 4 or 6-hour running challenge! Run as much as you want through the forest on a multi-terrain loop. Run, rest, then head out for some more.
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 4 hrs multi terrain running + 98 ft ascent
- Sun 7 Dec
- £31.50
Sea 2 Summit | Offa's Dyke Half Marathon
The only way is up with this race along the Offas Dyke footpath. The scenery and terrain become more and more beautiful, and challenging as you go!
- Chip timing
- Enter online
- Age 17 & over
- 13.1 miles trail running
- Sat 13 Dec
- £28-£30
Crikey its the Christmas Cracker | Day 1 | Half Marathon
Take on this out and back course to really get in the Christmas spirit. This event isn't just about the race itself, the activities at Race HQ are bound start a jolly atmosphere!
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles trail running + 144 ft ascent
- Sun 14 Dec
- £28-£30
Crikey its the Christmas Cracker | Day 2 | Half Marathon
An out and back course to really get you in the Christmas spirit with activities at Race HQ bound start a jolly atmosphere, whether you want a PB or to challenge yourself over this distance.
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 18 & over
- 13.1 miles trail running + 144 ft ascent
- Sun 14 Dec
- £31-£36
Twas The Run Before Christmas | 6 Hour
Run as far as you can during the 6-hour event through Brandon Country Park in the very heart of Thetford Forest on a multi-terrain loop. Run, rest, head out for more and enjoy some festive fun!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 6 hrs multi terrain running + 299 ft ascent
- Sun 14 Dec
- £26-£37.50
Running Tribe Races | Dec | Half Marathon
A new and unique concept where you turn up ready to conquer a Half Marathon but if you're feeling great tackle a Marathon, or go easy and run a cool 10km depending on how you feel on the day!
- Enter online
- Hilly
- Age 16 & over
- 13.1 miles multi terrain running + 2772 ft ascent
- Sun 14 Dec
- £22-£34
A Christmas Carol Bobble Hat Run | North | Half Marathon
Welcome to a 7-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a bobble hat, medal and goody bag at the finish.
- Enter online
- Age 17 & over
- 13.1 miles trail running
- Sun 14 Dec
- £29-£31
ATW Stevenage Winter Half Marathon
Starting and finishing on the fantastic Ridlins Stadium athletics track, the route winds its way around the superb traffic-free tarmac routes that cover the town of Stevenage.
- Enter online
- Age 17 & over
- 13.1 miles road running + 285 ft ascent
- Sun 14 Dec
- £31-£36
Twas The Run Before Christmas | 4 Hour
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, head out for more and enjoy some festive fun!
- Chip timing
- Enter online
- Undulating
- Traffic free
- Age 18 & over
- 4 hrs multi terrain running + 299 ft ascent
- Sat 20 Dec
- £27-£32
Christmas Canter | Half Marathon
It's December, so what better way to finish the year than with a Christmas event? Follow the Windmill Way route over half marathon distance.
- Chip timing
- Enter online
- Hilly
- Age 18 & over
- 13.1 miles road running + 764 ft ascent
- Sun 21 Dec
- £27-£40
A Christmas Carol Bobble Hat Run | Wales | Half Marathon
Welcome to a 7-hour timed running event where you can run a half marathon at your own pace on an out-and-back route, with fuel stations each lap, and a bobble hat, medal and goody bag at the finish.
- Enter online
- Age 17 & over
- 13.1 miles road running
- Sun 21 Dec
- £32-£34
ATW Nottingham Holme Run | Half Marathon
Join this fantastic festive experience on a completely flat course – perfect for achieving your personal best over a certified, accurate route, with free race photo, custom medal and friendly support!
- Chip timing
- Enter online
- Flat
- PB
- Traffic free
- Age 17 & over
- 13.1 miles road running + 33 ft ascent
- Thu 25 Dec
- £23-£35
Christmas Day Cracker Run | Half Marathon
Come and join the morning of running and aim to complete a half marathon at your own pace on a scenic course with Christmas Dinner on route, present, themed medal and goody bag at the finish!
- Enter online
- Traffic free
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Fri 26 Dec
- £28-£30
Boxing Day Challenge | Half Marathon
Come and join the day of running and aim to complete a half marathon at your own pace on a flat, out-and-back route along the River Thames then receive a bespoke medal and goody bag at the finish!
- Enter online
- Flat
- Traffic free
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sat 27 Dec
- £23-£35
Year End Time Turner | Half Marathon
Come and join the day of running and aim to complete a half marathon at your own pace on a scenic course then receive a fantastic pick and mix medal and goody bag at the finish!
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Wed 31 Dec
- £33-£35
River Thames Run | Half Marathon
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, Rhino medal and goody bag.
- Enter online
- Age 17 & over
- 13.1 miles trail running + 0 ft ascent
- Sat 6 Dec
Secret Santa Figgy Pud 14K, Turkey Ten Mile & Half Marathon Du Mulled Wine | Half Marathon Du Mulled Wine
- 13.82 miles trail running + 4013 ft ascent
- Sat 6 Dec
EnduranceLife - Dorset | Half Marathon
- 13.1 miles trail running + 1719 ft ascent
- Sun 7 Dec
Milton Keynes Winter Half Marathon
- 13.1 miles road running + 415 ft ascent