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Marathons in South East in December 2025

Find marathons near me in South East 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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A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!
  • Sun 14 Dec
  • £26-£37.50
  • Sun 14 Dec
  • £26-£37.50
Gerrards Cross, Buckinghamshire, UK

Running Tribe Races | Dec | Full Marathon

A new and unique concept where you turn up ready to conquer a Marathon but if you're feeling great tackle an Ultra, or go easy and run a cool 1-2 loops instead, depending on how you feel on the day!

  • Enter online
  • Undulating
  • Age 16 & over
  • 26.2 miles multi terrain running + 5544 ft ascent
  • Fri 26 Dec
Egham, Surrey, UK

Boxing Day Challenge | Marathon

  • 26.2 miles trail running + 0 ft ascent
  • Sun 28 Dec
Walton-on-Thames, Surrey, UK

Year End Marathon & Half Marathon | Marathon

  • 26.2 miles trail running

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