That Dam Run Half Marathon
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That Dam Run 13.1, 10K, 5K
That Dam Run takes place on March 7, 2027 at Dam Road and South Dayton Street in Cherry Creek State Park, Arapahoe County, Colorado. The event offers in-person and virtual options and is part of the RunDenver Series produced by HAL Sports.
Distances
- 13.1 mile Half Marathon
- 10K
- 5K
Race-day amenities and on-course features include a short sleeve shirt or tank top, free event photos, refreshments, a kids 200 meter fun run, post-race awards and a celebration, and a custom finisher medal for every distance. A new feature this year is the That Dam Gong to mark race milestones such as first-time finishes or personal records.
Logistics note: advance packet pickup is scheduled for Saturday, March 6, 2027 with location and time to be announced; race day packet pickup opens on the morning of the event. The half marathon has a three and a half hour course limit and enforces a 16 minute per mile pace requirement.
Registration pricing listed on the event page includes early bird periods and age discounts: 5K $39, 10K $49, 13.1 mile $79, and a virtual entry option priced at $39. Youth under 18 and adults 60 plus receive a $5 discount. The event supports the Colorado Gynecologic Cancer Alliance and the Fetal Health Foundation. Volunteers may earn a free entry toward a future HAL Sports event. Visit the organization's website for the most recent information.
