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Built on bad decisions in Boulder, CO.

Desert RATS Trail Running Festival

4 Race Events10K, Half Marathon, 50K, 100K

UTMB

Fruita, Colorado, United States

Course map for Desert RATS Trail Running Festival 100K

Desert RATS Trail Running Festival 100K

Apr 10, 2027

100KCrew

Course map for Desert RATS Trail Running Festival 10K

Desert RATS Trail Running Festival 10K

Apr 10, 2026

10K

Course map for Desert RATS Trail Running Festival 21K

Desert RATS Trail Running Festival 21K

Apr 11, 2027

Half MarathonCrew

Course map for Desert RATS Trail Running Festival 50K

Desert RATS Trail Running Festival 50K

Apr 10, 2027

50KCrew