DateExpected
Early October 2027
Based on past editions. We'll confirm when the organiser announces.
Venue
DeClue Trail at Greensfelder County Park, 4515 Hencken Rd, Wildwood, MO 63069
Wildwood, Saint Louis County
Countdown
October
A trail marathon that opens with a short Dogwood Trail loop before you hit the DeClue course. Start at 7:00 and you get ten hours to finish.
Key facts
01Starts with a 2.4-mile Dogwood Trail loop
0210-hour cut-off
03Start your last loop by 14:30
Create a free training plan for the DeClue Loops Trail Race 42 km
7-day free trial, no card required
The course
One lap, on repeat
Wildwood · one lap
Distance42km
Start · finishOne lap · elevation
0 kmDrag map to rotate8.3 km
Weather
Early-October, Wildwood
24°CTypical high
10°CTypical low
-1°CColdest in 20 years
25%Days with rain
Highs around 24°C and lows around 10°C, but it has dropped to -1°C. Rain on 25% 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 DeClue Loops Trail Race 42 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 DeClue Loops Trail Race 42 km plan targets
Typical sessions
42 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 DeClue Loops Trail Race 42 km plan.
7-day free trial, no card required.
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