Ultra runs in December 2025
Find ultra runs near me in December 2025 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.
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- Sat 20 Dec
- £32.50-£34.50
Christmas Canter | Ultra Marathon
It's December, so what better way to finish the year than with a Christmas event? Follow two laps of the Windmill Way route plus 5K to make the ultra distance of around 47K.
- Chip timing
- Enter online
- Hilly
- Age 18 & over
- 7 hrs road running
- Sat 20 Dec
- £20-£22
Rumble In The Jumble II | Ultra 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, pick-and-mix medal and goody bag.
- Enter online
- Age 20 & over
- 30 miles trail running
- Sun 21 Dec
- £18-£33
A Christmas Carol Bobble Hat Run | Wales
Come and join in at the Christmas Carol Bobble Hat Run in the picturesque Dare Valley in Wales! At this event you can earn yourself a bobble hat as well as one of the incredible themed medals!
- Families
- Beginner-friendly
- Event village
- Park
- All ages
- Road run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Thu 25 Dec
- £16-£35
Christmas Day Cracker Run
If you prefer to put on a pair of trainers rather than open presents, drink and eat Christmas dinner (or if you want to get a run in before you do all of that) then this is the event for you!
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Fri 26 Dec
- £16-£35
Boxing Day Challenge
Welcome to the 6-hour Boxing Day Challenge, where you can run the distance of your choice on an out-and-back route along the River Thames, with fuel stations, bespoke medal and goody bag.
- Families
- Beginner-friendly
- Event village
- Age 12 & over
- 5K run
- 10K run
- Half marathon
- Marathon
- Ultra run
- + 1 more race
- Sat 27 Dec
- £16-£35
Year End Time Turner
Join the final event of the year and see it out with a bang! You can choose the medal you want from a selection from throughout the year!
- Families
- Beginner-friendly
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Wed 31 Dec
- £16-£35
River Thames Run
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.
- Families
- Beginner-friendly
- Event village
- Rural
- Age 12 & over
- 5K run
- 10K run
- Half marathon
- Marathon
- Ultra run
- + 1 more race
- Sun 21 Dec
Portsmouth Coastal Waterside Marathon Events | 50K Ultra
- 50 km multi terrain running