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Heatwave Half Marathon
The Heatwave Half Marathon in Denver is an annual summer running event held at Chatfield State Park in Littleton, CO. Featuring a 13.1-mile course alongside 5K, 10K, and kids' run options, the event is known for its family-friendly atmosphere, free post-race ice cream, and summer swag.
Chatfield State Park, 11500 N Roxborough Park Rd, Littleton, CO
