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Built on bad decisions in Boulder, CO.

Sunset Trail Running Festival

4 Race Events25K, 10K, 5K, other

TEAM Boulder Running

Gold Hill, Colorado, United States

Sunset Trail Running Festival 12K

Sunset Trail Running Festival 12K

Jun 21, 2026

Sunset Trail Running Festival 28K

Sunset Trail Running Festival 28K

Jun 21, 2026

Sunset Trail Running Festival 5K

Sunset Trail Running Festival 5K

Jun 21, 2026

Sunset Trail Running Festival Kids 1K

Jun 21, 2026