Course map, elevation profile & surface
Fly the course
Follow the route over 3D terrain, mile by mile.
Race-day light
For a 20:35 finish (an estimate) · starting 7:00 AM Aug 21 · headlamp mi 63–the finish. Dark means the sun below civil twilight.
Climbs
2 climbs · 503 ft totalbiggest firstElevation gain, measured two ways
| Source | Gain | vs lidar |
|---|---|---|
| Course file (GPX) | 12,649ft | +44% |
| USGS lidar, 1 m | 8,770ft | reference |
They differ because a GPS file picks up noise on every wiggle and often takes its heights from a coarse terrain model, while lidar maps the ground itself to about a metre. We sampled this route every 98 ft against USGS 3DEP and counted each rise of 10 ft or more, on Oct 25, 2026. The planner still uses the course file.
Aid stations as published on the course file
| Aid station | Mile | km |
|---|---|---|
| A Camp O Start/Finish | 1.8 | 2.9 |
| A Jackson Falls AS (NO CREW ACCESS) | 13.7 | 22.1 |
| A Cedar Road AS | 18.5 | 29.7 |
| A Trigg Tower AS | 27.2 | 43.8 |
| A Cinder Path AS | 31.2 | 50.2 |
Badge colours match the markers on the map above — always confirm locations and cutoffs with the race organizer.
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Conditions typical race-day weather for Aug 21 at the start
Typical = the median of 2016–2025 for Aug 21 ±3 days at the start line; a wet day has 1 mm of rain or more. Historical weather from Open-Meteo.
Race almanac 1 year of this race
Past editions
On race day it reached 85°F at the start, with a low of 67°.
| Year | Start °F | Rain | Wind | Heat index |
|---|---|---|---|---|
| 2026 Aug 22 | 85°/67° | 0.02in | 9mph | 91° |
Next race day Sat, Aug 21, 2027 · 7:00 AM start
First and last light are civil twilight, the sun 6° below the horizon. The moon is lit as at midnight after the start; headlamp hours count a typical finish from the start while the sun is below civil twilight. Worked out for the start line.
race-day weather from the Open-Meteo historical archive (ERA5) at the start line.
Reviews what runners who have been there say
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About this course
Shawnee Hills Trail Races 100 Miler — 2027 covers 99.0 mi (159.3 km) with 12,649 ft of elevation gain. That is about 128 ft per mile of climbing, and 12,643 ft of descent. The course tops out at 719 ft and bottoms out at 377 ft. The surface is 82% trail and 12% gravel. There are 5 aid stations on course; the longest stretch between aid is 67.8 mi. The profile has 2 sustained climbs; the biggest is the climb to Cedar Road AS, +253 ft over 1.6 mi at 3.1% on average (steepest stretch 10%). Race day is August 21, 2027, starting at 7:00 AM; the sun rises at 6:17 AM and sets at 7:42 PM. Typical race-day weather at the start: a high of 85°F and a low of 68°F, with a 24% chance of a wet day. The interactive map above shows the full route with its elevation profile and aid stations, built from the course's GPS file.
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Course history
- Sep 10, 2026Added to the catalog
Races like this one close in distance, climbing, terrain, altitude, weather and season
- East Fork 100 mi/100K/50K/15 mi 100 Miler — 2026Sep · 101 mi · 94 ft/mi · OHMostly trail · Same distance · Similar weather
- South Downs Way 100 2026 100 Mile99 mi · 130 ft/mi · EnglandSame distance · Similar climbing
- Superior Fall Trail Race 100 Miler — 2026Sep · 103 mi · 148 ft/mi · MNSame distance · Mostly trail · Similar climbing
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