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100 mile ultra runs requiring navigation skills

Find 100 mile ultra runs requiring navigation skills near me in 2026/2027 - filter by date, location or category, display on a map or use the advanced search to find your perfect race.

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Tackle the new addition to the Thames Ring Series — a 100-mile ultra along rivers and canals, combining stunning scenery, grit, and determination in one unforgettable endurance adventure.
  • Fri 24 Apr
  • £125
Reading, Berkshire, UK

Thames Ring Series | TR100

Tackle the new addition to the Thames Ring Series — a 100-mile ultra along rivers and canals, combining stunning scenery, grit, and determination in one unforgettable endurance adventure.

  • 100 miles trail running
  • Enter online
  • GPS tracking
  • Flat
  • Age 18 & over
Set off 9pm Friday; get back by 9pm Saturday. Navigate 100 miles through the night via set checkpoints over hilly and challenging terrain and maintain 7kph throughout.
  • Fri 18 Sep
  • From £99
Hope Valley, Derbyshire, UK

Peak District Challenge | 100 Miles Ultra

Set off 9pm Friday; get back by 9pm Saturday. Navigate 100 miles through the night via set checkpoints over hilly and challenging terrain and maintain 7kph throughout.

  • 100 miles trail running + 4800 m ascent
  • Enter online
  • GPS tracking
  • Hilly
  • Age 20 & over
  • Sun 17 - Tue 19 May
  • £799
Fort William, Highland, UK

Cape Wrath 100

  • 100 miles trail running
  • Fri 5 Jun
  • £160
Cardigan, Pembrokeshire, UK

Pembrokeshire Coastal Races - Trail and Ultra Running Festival | 100 Mile

  • 100 miles trail running
  • Sat 20 Jun
  • £99
Poole, Dorset, UK

Jurassic Coast 70K Ultra

  • 70 km trail running
  • Mon 7 - Sat 12 Sep
  • £1,699-£2,099
Conwy, Clwyd, UK

Dragon’s Back Race

  • 6 days fell running

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