Heatwave Half Marathon - Denver
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Heatwave Half Marathon - Denver
The event takes place at Chatfield State Park in Littleton, Colorado on 07/11/2026. It offers multiple in-person race options and a virtual option with mailed packets that ship the Wednesday after the race. Virtual participants may run any day at a location of their choice and can upload times and photos beginning the day of the event.
Distances and event formats:
- Kid's Dash - 50m for ages 10 and under
- 1 Mile
- 5K
- 10K
- Half Marathon - 13.1 Miles
- Half Marathon Relay - 13.1 Miles, team members register individually
- Running Buddy Half Marathon - 13.1 Miles, approval required
- Virtual Race
Registrations for most distances include a custom bib, designer shirt, and finisher medal. The 5K, 10K, and Half Marathon list chip timing with live results and awards. Free photos are provided for participants. Youth pricing is available; ages 12 and under are listed at $17 for youth-priced events.
Additional notes: a volunteer-then-run option asks volunteers to arrive 30 minutes before packet pickup and permits running any distance afterward. To guarantee a shirt, registrations should be completed by midnight on Thursday two Thursdays before race day. Free ice cream is provided at the finish. Visit the organization's website for the most recent information.
