Chiltern Ridge Winter 50K
Castle Hill, Hertfordshire, England
50K
Trail Race
TRA permittedUltra
Listed June 2026
About this race
The Chiltern Ridge Winter 50K is an ultra marathon on Saturday 31 October 2026. Follow the race links for entry information and current details. It's among 16 ultra marathons in South East happening this season — see more below.
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More ultra marathons in South East
Same weekend nearby in South East
- HALLOWEEN RUNSaturday 31 October 2026
- Wendover Woods Marathon, Half Marathon & 10kSunday 1 November 2026 · Wendover
- Marlow Half Marathon, The Frankenstein and Marlow 7Sunday 1 November 2026 · Marlow
- The Deal Castle 5 MileSunday 1 November 2026 · Deal
- The M&S Beckley 10k & 5kSunday 1 November 2026 · Beckley
- Crowborough 10k & 5kSunday 1 November 2026 · Crowborough
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