Mardi Crawl
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All-Out Mardi Crawl : Arvada, CO
The All-Out Mardi Crawl takes place on Sunday, February 22, 2026, starting from the Apex Center in Arvada at 13150 W 72nd Ave. The event is the 10th annual running of Mardi Crawl and benefits the I Have A Dream Foundation of Boulder County.
Courses run along the Ralston Creek Trail through Arvada open spaces and golf course communities, with creekside, shaded sections. The half marathon course includes a loop around Blunn reservoir. The event is an official BOLDERBoulder qualifying race; finish times from any distance can be used for BOLDERBoulder qualification.
The 2026 edition features new event art and design created by the race director, including a new banner and finish line arch, refreshed race apparel and medals, and new alumni brag tags. Organizers note this will be the last All-Out event held at the Apex Center.
Distances offered:
- Half Marathon
- 10K
- 5K
- VIRTUAL Half Marathon
- VIRTUAL 10K
- VIRTUAL 5K
Additional details in the event materials mention age-based pricing for participants younger than 15 and participants 65 and older, plus partner prizes, cash awards for overall winners, and optional dog tags and medals available for purchase. Visit the organization's website for the most recent information.
