Date
Sat, 31 Oct 2026
Start
08:30
Venue
Berkhamsted Cricket Club, Berkhamsted
Northchurch, Hertfordshire
Countdown
October
A 50K trail ultra run as one big loop out of Berkhamsted, with only 800 m of climbing. A friendly first ultra for runners who want the distance without a mountain.
Key facts
01Minimum age 20, no qualifying races needed
029-hour overall cut-off for the full 50K loop
Create a free training plan for the Chiltern Ridge Winter 50K
7-day free trial, no card required
The course
The route
Northchurch
Distance50km
Total climb800m
StartElevation
0 kmDrag map to rotate50.0 km
Weather
Late-October, Northchurch
13°CTypical high
6°CTypical low
-4°CColdest in 20 years
43%Days with rain
Highs around 13°C and lows around 6°C, but it has dropped to -4°C. Rain on 43% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
2025 results
Who finishes, and how
#RiderTimeAvg speed
01Smith, Adrian1:48:2327.7 km/h
02Culverwell, Steven2:03:2824.3 km/h
03Basiaco, Gaetano2:37:3819.0 km/h
305
Finishers
6:08:06
Median time
8.1 km/h
Median speed
Overall · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserRunaway Racing (Runaway Adventures Limited)
Websiterunawayracing.com
Instagram@runawayracing
Running since2024
Training
Training for the Chiltern Ridge Winter 50K
We don't do generic plans. We combine deep knowledge of this race's demands with your recent training, then build a plan with you that progresses as you do.
Beina integrates directly with your existing tools to understand your current fitness, and synchronise your planned sessions.
Intervals.icuWhat a Chiltern Ridge Winter 50K plan targets
Typical sessions
50 km with 800 m of climbing
Time on feet and fatigue resistance
Fuelling and pacing for the whole event
What your weeks look like
Typical sessions
Long runs that build time on your feet
Tempo and threshold sessions to hold race pace
Back-to-back weekend runs for fatigue resistance
Not a generic schedule
Typical sessions
Built from your current fitness and the time you actually have
Adapts every week as Beina learns how you respond
Syncs your sessions straight to Garmin and Wahoo
One clear next session, never a wall of spreadsheet
Entries open now
Get your Chiltern Ridge Winter 50K plan.
7-day free trial, no card required.
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