Date
Sun, 28 Feb 2027
Start
09:00
Venue
Dare Valley Country Park, Dare, Aberdare, Wales, CF44 7PS
Aberdare, Rhondda Cynon Taf
Countdown
February
A trail half marathon built from repeated 7 km laps, so you pass the same spot again and again while the clock runs for everyone.
Key facts
01Minimum age 17
02Timed-lap format inside a 7-hour window
03Lap course may change before race day
Create a free training plan for the St David's Day Dragon Run 21 km
7-day free trial, no card required
The course
One lap, on repeat
Aberdare · one lap
Distance21km
Start · finishOne lap · elevation
0 kmDrag map to rotate7.0 km
Weather
Late-February, Aberdare
8°CTypical high
4°CTypical low
-4°CColdest in 20 years
50%Days with rain
Highs around 8°C and lows around 4°C, but it has dropped to -4°C. Rain on 50% 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 St David's Day Dragon 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 St David's Day Dragon Run 21 km plan targets
Typical sessions
21 km
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 St David's Day Dragon Run 21 km plan.
7-day free trial, no card required.
Other races at St David's Day Dragon Run
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