Tennessee · 100 Miler

FSR 100

FSR 100 is a 100 Miler event held in Copperhill, Tennessee. It was last held on October 17, 2026 and is usually run in October; the next date hasn't been announced yet.

Usually held
October
Location
Copperhill, TN

Race details

Last held
October 17, 2026
Usually held in
October
Distances
100 Miler
Course
14906 ft gain
Registration
ultrasignup.com
Official website
project42running.com

Registration, course & weather

Start time
6:00 AM EDT
Course profile
Loop course; Mostly road, some trail; 14906 ft gain (official course data)
Typical race-day weather
about 55°F at the start, 88% humidity, 2 mph wind (based on the 2024 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 28, 2026)

About the FSR 100

FSR 100 is a 100-mile ultramarathon run almost entirely on forest service roads through the Tennessee and North Georgia mountains near Copperhill, TN. Organized by Project 42 Running, the single-loop course climbs roughly 14,900 ft through remote mountain terrain, rivers, and fall foliage, with a 32-hour overall cutoff.

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FSR 100: common questions

When is the FSR 100?
The next date hasn't been announced in the listing yet. The race is usually held in October. Check the organiser's website for the official date.
Where is the FSR 100 held?
In Copperhill, Tennessee.
What distances does the FSR 100 offer?
100 Miler.
How do I register for the FSR 100?
Registration is handled by the organiser at ultrasignup.com. Entry fees, caps and deadlines are set there.
Is registration open for the FSR 100?
Registration status as last checked September 28, 2026: open.
What time does the FSR 100 start?
6:00 AM EDT.
What is the course like at the FSR 100?
Loop course; Mostly road, some trail; 14906 ft gain (official course data).
What is race-day weather usually like at the FSR 100?
about 55°F at the start, 88% humidity, 2 mph wind (based on the 2024 race day, measured near the city center rather than the exact start line; Open-Meteo, checked September 28, 2026).