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Ultra runs in UK in December 2025

Find ultra runs 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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Join a December midweek 50K and wear your most over-the-top Christmas jumper (optional) then receive a themed medal and goody bag too!
  • Fri 5 Dec
  • £20-£27
Staines, Surrey, UK

The Christmas Jumper Jaunt | 50K

Join a December midweek 50K and wear your most over-the-top Christmas jumper (optional) then receive a themed medal and goody bag too!

  • Enter online
  • Flat
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
Join a December midweek ultra and wear your most over-the-top Christmas jumper (optional) then receive a themed medal and goody bag too!
  • Fri 5 Dec
  • £20-£27
Staines, Surrey, UK

The Christmas Jumper Jaunt | Ultra Marathon

Join a December midweek ultra and wear your most over-the-top Christmas jumper (optional) then receive a themed medal and goody bag too!

  • Enter online
  • Flat
  • Traffic free
  • Age 18 & over
  • 30.6 miles trail running + 0 ft ascent
Welcome to a midweek 7-hour timed running event where you can run as far as you can in 7 hours in your Christmas jumper (optonal), with fuel stations each lap, and a themed medal and goody bag!
  • Fri 5 Dec
  • £20-£27
Staines, Surrey, UK

The Christmas Jumper Jaunt | Time Challenge

Welcome to a midweek 7-hour timed running event where you can run as far as you can in 7 hours in your Christmas jumper (optonal), with fuel stations each lap, and a themed medal and goody bag!

  • Enter online
  • Traffic free
  • Age 18 & over
  • 7 hrs trail running + 0 ft ascent
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a bobble hat, medal and goody bag at the finish.
  • Sat 6 Dec
  • £28-£40
Staines, Surrey, UK

A Christmas Carol Bobble Hat Run | 50K

Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a bobble hat, medal and goody bag at the finish.

  • Enter online
  • Flat
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
Welcome to a 7-hour timed running event where you can run an ultra 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.
  • Sat 6 Dec
  • £28-£40
Staines, Surrey, UK

A Christmas Carol Bobble Hat Run | Ultra Marathon

Welcome to a 7-hour timed running event where you can run an ultra 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 18 & over
  • 30.6 miles trail running + 0 ft ascent
Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, a bobble hat, medal and goody bag!
  • Sat 6 Dec
  • £28-£40
Staines, Surrey, UK

A Christmas Carol Bobble Hat Run | Time Challenge

Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, a bobble hat, medal and goody bag!

  • Enter online
  • Flat
  • Age 18 & over
  • 7 hrs trail running + 0 ft ascent
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!
  • Sun 7 Dec
  • £51.50
Prestatyn, Clwyd, UK

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
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!
  • Sat 13 Dec
  • £54-£56
Leeds, West Yorkshire, UK

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
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.
  • Sun 14 Dec
  • £26-£37.50
Gerrards Cross, Buckinghamshire, UK

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
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, a bobble hat, medal and goody bag at the finish!
  • Sun 14 Dec
  • £22-£34
Durham, County Durham, UK

A Christmas Carol Bobble Hat Run | North | 50K

Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, a bobble hat, medal and goody bag at the finish!

  • Enter online
  • Age 20 & over
  • 50 km trail running
Welcome to a 7-hour timed running event where you can run an ultra 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!
  • Sun 14 Dec
  • £22-£34
Durham, County Durham, UK

A Christmas Carol Bobble Hat Run | North | Ultra Marathon

Welcome to a 7-hour timed running event where you can run an ultra 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 18 & over
  • 30.6 miles trail running
Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, a bobble hat, themed medal and goody bag!
  • Sun 14 Dec
  • £22-£34
Durham, County Durham, UK

A Christmas Carol Bobble Hat Run | North | Time Challenge

Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, a bobble hat, themed medal and goody bag!

  • Enter online
  • Age 18 & over
  • 7 hrs trail running
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.
  • Sat 20 Dec
  • £32.50-£37.50
Bury Saint Edmunds, Suffolk, UK

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
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, a bobble hat, themed medal and goody bag at the finish.
  • Sun 21 Dec
  • £27-£40
Aberdare, Mid Glamorgan, UK

A Christmas Carol Bobble Hat Run | Wales | 50K

Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, a bobble hat, themed medal and goody bag at the finish.

  • Enter online
  • Age 20 & over
  • 50 km road running
Welcome to a 7-hour timed running event where you can run an ultra at your own pace on an out-and-back route, with fuel stations each lap, a bobble hat, medal and goody bag at the finish.
  • Sun 21 Dec
  • £27-£40
Aberdare, Mid Glamorgan, UK

A Christmas Carol Bobble Hat Run | Wales | Ultra Marathon

Welcome to a 7-hour timed running event where you can run an ultra at your own pace on an out-and-back route, with fuel stations each lap, a bobble hat, medal and goody bag at the finish.

  • Enter online
  • Age 18 & over
  • 30.6 miles road running
Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, a bobble hat, themed medal and goody bag!
  • Sun 21 Dec
  • £27-£40
Aberdare, Mid Glamorgan, UK

A Christmas Carol Bobble Hat Run | Wales | Time Challenge

Welcome to a 7-hour timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, a bobble hat, themed medal and goody bag!

  • Enter online
  • Age 18 & over
  • 7 hrs road running
Come and join the morning of running and aim to complete a 50K within the 7-hour time limit on a scenic course with Christmas Dinner each lap, present, themed medal and goody bag at the finish!
  • Thu 25 Dec
  • £23-£35
Egham, Surrey, UK

Christmas Day Cracker Run | 50K

Come and join the morning of running and aim to complete a 50K within the 7-hour time limit on a scenic course with Christmas Dinner each lap, present, themed medal and goody bag at the finish!

  • Enter online
  • Traffic free
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
Come and join the morning of running and aim to complete an ultra within the 7-hour time limit on a scenic course with Christmas Dinner each lap, present, themed medal and goody bag at the finish!
  • Thu 25 Dec
  • £23-£35
Egham, Surrey, UK

Christmas Day Cracker Run | Ultra Marathon

Come and join the morning of running and aim to complete an ultra within the 7-hour time limit on a scenic course with Christmas Dinner each lap, present, themed medal and goody bag at the finish!

  • Enter online
  • Traffic free
  • Age 18 & over
  • 30.6 miles trail running + 0 ft ascent
Come and join the morning of running and run as far as you like within the 7-hour time limit on a scenic course with Christmas Dinner each lap, present, themed medal and goody bag at the finish!
  • Thu 25 Dec
  • £23-£35
Egham, Surrey, UK

Christmas Day Cracker Run | Time Challenge

Come and join the morning of running and run as far as you like within the 7-hour time limit on a scenic course with Christmas Dinner each lap, present, themed medal and goody bag at the finish!

  • Enter online
  • Traffic free
  • Age 18 & over
  • 7 hrs trail running + 0 ft ascent
Come and join the day of running and aim to complete an ultra 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!
  • Fri 26 Dec
  • £28-£30
Egham, Surrey, UK

Boxing Day Challenge | Ultra Marathon

Come and join the day of running and aim to complete an ultra 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 20 & over
  • 32 miles trail running + 0 ft ascent
Welcome to a 6-hour timed running event where you run as far as you can in 6 hours at your own pace on a flat, out-and-back route along the River Thames, with fuel stations, medal and goody bag.
  • Fri 26 Dec
  • £28-£30
Egham, Surrey, UK

Boxing Day Challenge | 6 Hour Challenge

Welcome to a 6-hour timed running event where you run as far as you can in 6 hours at your own pace on a flat, out-and-back route along the River Thames, with fuel stations, medal and goody bag.

  • Enter online
  • Flat
  • Traffic free
  • Age 18 & over
  • 6 hrs trail running + 0 ft ascent
Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a pick-and-mix medal and goody bag at the finish.
  • Sat 27 Dec
  • £23-£35
Staines, Surrey, UK

Year End Time Turner | 50K

Welcome to a 7-hour timed running event where you can run 50K within the time limit on a scenic out-and-back route, with fuel stations each lap, and a pick-and-mix medal and goody bag at the finish.

  • Enter online
  • Age 20 & over
  • 50 km trail running + 0 ft ascent
Welcome to a 7-hour timed running event where you can run an ultra within 7 hours on an out-and-back route, with fuel stations each lap, a pick-and-mix medal and a goody bag at the finish.
  • Sat 27 Dec
  • £23-£35
Staines, Surrey, UK

Year End Time Turner | Ultra Marathon

Welcome to a 7-hour timed running event where you can run an ultra within 7 hours on an out-and-back route, with fuel stations each lap, a pick-and-mix medal and a goody bag at the finish.

  • Enter online
  • Age 18 & over
  • 30.6 miles trail running + 0 ft ascent
See the year out with a 7-hr timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, and a pick and mix medal and goody bag!
  • Sat 27 Dec
  • £23-£35
Staines, Surrey, UK

Year End Time Turner | Time Challenge

See the year out with a 7-hr timed running event where you can run as far as you can in 7 hours at your own pace on a scenic route, with fuel stations each lap, and a pick and mix medal and goody bag!

  • Enter online
  • Traffic free
  • Age 18 & over
  • 7 hrs trail running + 0 ft ascent
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.
  • Wed 31 Dec
  • £33-£35
Egham, Surrey, UK

River Thames Run | 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, Rhino medal and goody bag.

  • Enter online
  • Age 20 & over
  • 32 miles trail running + 0 ft ascent

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