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Triathlon Calendar near Chatfield Reservoir 2026-2027

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Explore the top triathlons near Chatfield Reservoir for 2026-2027! We've gathered 2 exciting races in the area. Check out our detailed list below to find your next local race.

September 2026
Sep
19
Sa

Chatfield Run & Paddle

Multisport Chatfield Run & Paddle 5 3 km Couples Relay 5 3 km
A combined 5K trail run and 3K paddle at Chatfield State Park on September 19, 2026, with individual and couples relay categories and limited entries.
February 2027
Feb
20
Sa

Chilly Cheeks Duathlon

Duathlon Individual Duathlon 2.5 11 2.5 mi Duathlon Relay 2.5 11 2.5 mi
Late February Run, bike, run duathlon at Cherry Creek State Park with two 2.5 mile runs and an 11 mile paved bike course; winter course conditions possible.
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