Date
Sat, 27 Feb 2027
Start
10:00
Venue
Widecombe-in-the-Moor, Dartmoor, Devon
Dartmoor, Devon
Countdown
February
A half marathon on Dartmoor that sends you up Hameldown Ridge twice. 800 m of climbing over 21 km is a proper workout, and you'll feel both ascents.
Key facts
01Minimum age 17
023.5-hour maximum finish time
03Cut-off at Natsworthy Gate (9 miles)
Create a free training plan for the Hameldown Hammer 21 km
7-day free trial, no card required
The course
The route
Dartmoor
Distance21km
Total climb800m
StartElevation
0 kmDrag map to rotate21.6 km
Weather
Late-February, Dartmoor
9°CTypical high
4°CTypical low
-4°CColdest in 20 years
51%Days with rain
Highs around 9°C and lows around 4°C, but it has dropped to -4°C. Rain on 51% 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
01Carla TUNNICLIFFE02:02:0810.4 km/h
02Emily JARVIS02:14:209.4 km/h
03Hannah MACKENZIE-CLARKE02:15:259.3 km/h
7
Women finishers
2:16:56
Median time
9.2 km/h
Median speed
Women · 2025 results, as published by the organiser.
How fast could you finish?
Get a prediction based on your recent training
Organiser
OrganiserOuterEdge Events (Mark Brooks)
Websiteouteredge-events.com
Instagram@outeredge_events
Running since2017
Training
Training for the Hameldown Hammer 21 km
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 Hameldown Hammer 21 km plan targets
Typical sessions
21 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 Hameldown Hammer 21 km plan.
7-day free trial, no card required.
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