Collegiate Peaks Trail Run
May 1, 2027Buena Vista, CO50 mi, 25 mi
Also 50 miles, 59 mi from North Fork 50 Mile/50K, registration opens Nov 1
At a glance
- Last held
- May 30, 2026
- Next edition
- 2027 date not announced. Usually held in May.
- Location
- Buffalo Creek, Colorado
- Distances
- 50 mi, 50K
Listed from UltraSignup. Checked May 24, 2026.
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Build my planAbout this race
The North Fork 50 Mile/50K is a gem of an ultramarathon in the Colorado mountains just southwest of Denver. The course is 100% soft surface, made up almost entirely of incredible singletrack trails with a few short sections of double track road.
Key dates
Registration ends
Mar 30, 2026
Registration closes
May 25, 2026
Race day
May 30, 2026
Pricing
50 Miler
Price after Mar 31
$200
50K
Price after Mar 31
$180
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Similar races
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Also 50 miles, 45 mi from North Fork 50 Mile/50K
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Also 50 miles, a similar entry fee ($110), registration open
Straight-line distance
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Race planning
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