Carbon Valley Half Marathon & 5K

Carbon Valley Half Marathon & 5K Presented by Stapp Toyota May 8, 2027 14th Annual CV Half Marathon & 5K fundraiser for Autism Research

Small town charm with Big City services, nestled between Denver & Fort Collins, Firestone & Frederick host this adventurous route. Runners will tread upon Mining Town history via manicured trail systems, dirt paths, rural roads, bridges & tunnels. The Firestone Trail, Frederick's Milavec Lake & Charming Downtown are some highlights. The entire course has spectacular views of the Rockies and a FAST

2 MILE DOWNHILL FINISH! Participants are asked to raise funds for Autism Research individually or as a team. We are proud to have raised $200,000 for Autism since 2013.

08/26/2026

08/22/2026
National Chocolate Day!
07/07/2026

National Chocolate Day!

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Firestone, CO

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