Colorado Runner - Colorado's running news, events and results source

The 2024 Desert RATS (Running Across the Sand) Trail Running Festival by UTMB® returned to Western Colorado over the weekend offering both exhilarating trail running and breathtaking scenery that the event has become famous for. Elite and passionate runners from around the United States and the…

Kenyan Hellen Obiri, who trains in Boulder, Colorado, defended her title from an elite women's field at the 2024 Boston Marathon.

Winning a single state championship is a tremendous achievement, but winning three, across three separate sports, as Summit junior Ella Hagen already has, is something truly unprecedented. And, she’s done it all with her parents serving as her coaches.