Date
Sat, 21 Aug 2027
Start
07:00
Venue
Camp Ondessonk, Ozark, Illinois
Ozark, Johnson County
Countdown
August
Two laps of the big figure-eight, so you see every corner twice and know what's coming the second time round. Generous time limit, steady climbing.
Key facts
0132-hour cut-off, plenty of time for 100 km
02Two ~32-mile figure-eight loops
Create a free training plan for the Shawnee Hills Trail Races 100 km
7-day free trial, no card required
The course
One lap, on repeat
Ozark · one lap
Distance100km
Total climb1,951m
Start · finishOne lap · elevation
0 kmDrag map to rotate20.6 km
Weather
Late-August, Ozark
31°CTypical high
20°CTypical low
12°CColdest in 20 years
32%Days with rain
Highs around 31°C and lows around 20°C, but it has dropped to 12°C. Rain on 32% of days.
NASA POWER data, 2006-2025, the week either side of race day
Results
Course verified. Results not yet available.
Organiser
OrganiserMicki and Chad Colson
Websiteshawneehills100.com
Instagram@shawneehillstrailraces
Running since2017
Training
Training for the Shawnee Hills Trail Races 100 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 Shawnee Hills Trail Races 100 km plan targets
Typical sessions
100 km with 1,951 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
Hill reps and vert to prepare the climbs and descents
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 Shawnee Hills Trail Races 100 km plan.
7-day free trial, no card required.
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