For race directors
Claim your course
Check what runners plan against: your aid stations, cutoffs and start time. Fix anything that's off. Kris reviews every claim by hand, then your course shows "Verified by the race".
Find your race
Your race
Crested Butte Ultra 35K — 2026
20.7 mi · 2,238 ft gain · Sep 26, 2026
Got it.
Kris reviews every claim by hand, usually within a day or two.