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.
Filter by date
This week
This weekend
Next week
Next weekend
Oct
Nov
Jan
Feb
Mar
Apr
May
Jun
Jul
Aug
Sep
Autumn
Winter
Spring
Summer
All dates
Filter by place
MapEvent listings
Select an event for photos, video, route, location, reviews, entry fees and how to enter.
- Fri 5 Dec
- £16-£27
The Christmas Jumper Jaunt
Join a December midweek run and wear your most over-the-top Christmas jumper if you like!
- Families
- Newcomers
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sat 6 Dec
- £16-£40
A Christmas Carol Bobble Hat Run
Come and join in Christmas Carol Bobble Hat Run, at this event you can earn yourself a bobble hat as well as one of the incredible themed medals!!
- Families
- Newcomers
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 7 Dec
- £51.50
Sea 2 Summit | Offa's Dyke Ultra 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 18 & over
- 33 miles trail running
- Sat 13 Dec
- £54-£56
Crikey its the Christmas Cracker | Day 1 | Ultra 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 21 & over
- 50 km trail running + 59 ft ascent
- Sun 14 Dec
- £22-£34
A Christmas Carol Bobble Hat Run | North
Come and join in Christmas Carol Bobble Hat Run, at this event you can earn yourself a bobble hat as well as one of the incredible themed medals!
- Families
- Newcomers
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Sun 14 Dec
- £37.50-£39.50
SoBo Series | Volume 1 | Step into Christmas
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 14 Dec
- £26-£37.50
Running Tribe Races | Dec | 40 Mile Ultra Marathon
A new and unique concept where you turn up ready to conquer an Ultra but if you feel like going easy, run a cool 1-3 loops instead! Ideal for testing out fuelling techniques & kit.
- Enter online
- Hilly
- Age 16 & over
- 40 miles multi terrain running + 8464 ft ascent
- Sat 20 Dec
- £32.50-£37.50
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 + 764 ft ascent
- Sun 21 Dec
- £16-£40
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
- Newcomers
- 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
- Newcomers
- Event village
- All ages
- Trail run
- 5K run
- 10K run
- Half marathon
- Marathon
- + 3 more races
- Fri 26 Dec
- £28-£30
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
- Newcomers
- 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
- Newcomers
- 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
- Newcomers
- Event village
- Rural
- Age 12 & over
- 5K run
- 10K run
- Half marathon
- Marathon
- Ultra run
- + 1 more race
- Sat 6 Dec
EnduranceLife - Dorset | Ultra
- 37.2 miles trail running + 7027 ft ascent
- Sun 7 Dec
New Forest Xmas Trails | 50K Ultra
- 50 km trail running + 1720 ft ascent
- Sat 13 Dec
Celtic Trail Races | Ultra
- 34 miles trail running + 5194 ft ascent
- Sun 21 Dec
Portsmouth Coastal Waterside Marathon Events | 50K Ultra
- 50 km multi terrain running