Ultra Running Hub Colorado, United States · Date TBA
100 mi
Run Rabbit Run
161 km Distance
6,100 m Climbing
10.0 Grit · Elite / extreme
What the course asks
Climbing rate 38 m / km
Rolling. Moderate undulations. Requires consistent effort across varying grades.
The Aid Station
Course-specific beta from the community
This is a rolling course. Expect fast, runnable sections where rhythm is key.
With mountain terrain, choose a shoe with aggressive lugs (5mm+) for optimal performance.
For 100km+ efforts, prioritize real food at aid stations to prevent palate fatigue.
Gear for this race
Chosen for 161 km of mountain with 6,100 m of ascent.
- Trail Running Shoes38 m of climb per kilometre — grip and rock protection before cushioning.
- Race NutritionPast 161 km the palate quits before the legs do — carry more than one flavour.
- Hydration VestsPole attachment and chest-strap stability on steep ground.
- Trekking Poles6,100 m of ascent to walk up.
- Headlamps161 km almost certainly means running into the night.
About
A 100-mile loop from Steamboat Springs through the Colorado backcountry.
Highlights
- Colorado fall colors
- High-altitude terrain
- Steamboat Springs base