Date
Sat, 27 Nov 2027
Start
09:15
Venue
Plumpton Racecourse, Lewes
Plumpton Green, East Sussex
Countdown
November
The long one of the three: a half marathon on the Downs with 382 m of climbing, enough to feel like a proper trail run without it turning into a grind.
Key facts
01Minimum age 17; ages 12 to 16 can run with a paying, participating adult
02No dogs allowed on the course
03Three distance starts run 10 minutes apart, so check your own wave
Create a free training plan for the Sussex Downs Trail Run 21 km
7-day free trial, no card required
The course
The route
Plumpton Green
Distance21km
Total climb382m
StartElevation
0 kmDrag map to rotate21.3 km
Weather
Late-November, Plumpton Green
10°CTypical high
5°CTypical low
-3°CColdest in 20 years
49%Days with rain
Highs around 10°C and lows around 5°C, but it has dropped to -3°C. Rain on 49% of days. Pack for the cold end, not the average.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
Training
Training for the Sussex Downs Trail Run 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 Sussex Downs Trail Run 21 km plan targets
Typical sessions
21 km with 382 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 Sussex Downs Trail Run 21 km plan.
7-day free trial, no card required.
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