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100K ultra runs in UK in July 2025

Find 100k ultra runs near me in UK in July 2025 - search by date or place, display on a map or use the advanced search to find your perfect race.

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Entries closed
A magnificent challenge from Penrice Castle featuring a figure-of-eight route, Oxwich Bay, the stunning Wales Coast Path, the Gower Way, Mumbles Head, Gowerton and a massive welcome celebration too!
  • Sat 19 - Sun 20 Jul
  • £199
  • Entries closed
  • Sat 19 - Sun 20 Jul
  • £199
  • Entries closed
Swansea, West Glamorgan, UK

Gower Peninsula Ultra Challenge | Full Continuous 100K

A magnificent challenge from Penrice Castle featuring a figure-of-eight route, Oxwich Bay, the stunning Wales Coast Path, the Gower Way, Mumbles Head, Gowerton and a massive welcome celebration too!

  • Chip timing
  • Enter online
  • GPS tracking
  • Hilly
  • Age 18 & over
  • 100 km multi terrain running + 2200 m ascent
Entries closed
A magnificent challenge from Penrice Castle featuring a figure-of-eight route, Oxwich Bay, the stunning Wales Coast Path, the Gower Way, Mumbles Head, Gowerton with a good night's sleep mid-way.
  • Sat 19 - Sun 20 Jul
  • £199
  • Entries closed
  • Sat 19 - Sun 20 Jul
  • £199
  • Entries closed
Swansea, West Glamorgan, UK

Gower Peninsula Ultra Challenge | Full 2 Day Daylight 100K

A magnificent challenge from Penrice Castle featuring a figure-of-eight route, Oxwich Bay, the stunning Wales Coast Path, the Gower Way, Mumbles Head, Gowerton with a good night's sleep mid-way.

  • Chip timing
  • Enter online
  • Hilly
  • Age 18 & over
  • 100 km multi terrain running + 2200 m ascent

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