That Dam Run Half Marathon
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That Dam Run : March 1, 2026
That Dam Run is part of the RunDenver Series and is scheduled for March 1, 2026, at Cherry Creek State Park (Dam Road & South Dayton Street) in Arapahoe County, Colorado. The event offers three race distances: a half marathon, a 10K, and a 5K. The half marathon has a 3.5 hour course limit and a 16 minute per mile pace requirement.
Event details
- 13.1 miles
- 10K
- 5K
Race highlights include a That Dam Run short sleeve shirt or tank top, free photos with Justin Beaver, JB's free 200 meter kids fun run, post-race refreshments, a post-race celebration with event and series awards, and a custom finisher medal for all race distances. Advance packet pickup is available on Saturday, February 28 at Road Runner Sports in Lone Tree (8457 S. Yosemite St.). Race day packet pickup is also provided.
The event is produced by HAL Sports and supports the Colorado Gynecologic Cancer Alliance and the Fetal Health Foundation. Example registration fees listed on the event page are: 5K Adult $43.72, 10K Adult $54.42, and 13.1M Individual $95.07. Volunteers earn a free entry toward a future HAL Sports event. Visit the organization's website for the most recent information.
