Tunnel Hill 100 Mile
Tunnel Hill 100 Mile uses the flat, fast Tunnel Hill State Trail in southern Illinois, a course known for elite times and record attempts each November.
Every link above goes to the race, its timing provider, or an official registration partner. Last checked July 22, 2026.
Quick facts
- Saturday start on November 14, 2026
- Fast rail-trail course from Vienna City Park
- Hundred-mile race with a record-setting history
- Separate 100-mile scoring from 50-mile and marathon races
About the Tunnel Hill 100 Mile
Tunnel Hill is a performance-focused 100-mile trail race held from Vienna City Park. Its smooth rail-trail surface and deep history of fast marks make it unusually searchable among American ultras.
Course
The course uses out-and-back rail-trail segments through southern Illinois, including the namesake tunnel. Gentle grades and smooth footing favor even splits, but repetition and cold night miles test focus.
Race-day weather
Mid-November in southern Illinois can be crisp and fast, but frost, cold rain, wind or a warm afternoon are all possible during a 100-mile finish window.
Past Tunnel Hill 100 Mile dates and results
| Year | Date | Status | Results |
|---|---|---|---|
| 2026 | Saturday, November 14, 2026 | Upcoming | — |
| 2025 | — | Completed | Open results |
Tunnel Hill 100 Mile FAQ
When is the Tunnel Hill 100 Mile?
The 2026 Tunnel Hill 100 Mile is on Saturday, November 14, 2026.
How do I register for the Tunnel Hill 100 Mile?
You can register for the Tunnel Hill 100 Mile at ultrasignup.com.
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