Run Rabbit Run · Trail
Run Rabbit Run 100
Steamboat Springs, CO · Sep 18, 2026
Next edition
September
Overview
- Distance
- 100 Mile
- Elevation gain
- 20.0k ft
- Gain / mile
- 200 ft
- High point
- 10,300 ft
- Cutoff
- 36 hours
What this race is really like
RaceBound insight
Run Rabbit Run 100 is a 100 Mile trail race in Steamboat Springs, CO. It averages roughly 200 ft of climbing per mile. The high point sits near 10,300 ft, so altitude is a real factor.
Built from official course data
Where it gets hard
Large cumulative climbing is compounded by prolonged running at high elevation. The trail is not uniformly technical, but altitude, long climbs, and potentially severe mountain weather substantially increase difficulty.
Editorial summary · not an official race claim and not runner consensus
Terrain
- Terrain
- mountain, alpine, rocky, runnable sections, technical sections, forest, high altitude
Climbing
- Total gain
- 20.0k ft
Altitude
Relevance: high
- High point
- 10,300 ft
Crew and pacers
Rules as recorded from the race
- Pacers allowed
- No
Pacers are not permitted. Tortoise division has a 36 hour cutoff, Hare division 30 hours.
Entry and registration
Similar races
Matched on distance, terrain and region