The Best Races - Centennial
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Event details
Run Against Breast Cancer in Denver/Aurora takes place on October 18, 2025, at Piney Creek Hollow Park, South Tower Road, Aurora, CO. The event offers in-person and virtual options and is described as a smaller, wave-based group run with caps per wave. Online registration for the event is listed as closed.
All ages may participate; minors must be with a guardian. The event allows running or walking and does not use timing chips. Participants may track and submit times using personal apps for posting to the event results.
Distances, timing and race items
- 5K
- 10K
- 13.1 Half-Marathon
- Virtual Run
- Family 1 Mile Fun Run
Timing is optional and may be self-recorded with apps and submitted for online results and a certificate of completion. Race bibs are provided on race day. Swag is shipped to the US mailing address given at registration; included items listed are a running T-shirt, a finisher's towel or giveaway, a finisher's medal, and a digital training pack. A technical running shirt is offered as an optional $5 upgrade. Pricing shown for closed registration: 5K $41.48, 10K $46.92, Half-Marathon $50.17, Virtual Run $41.48, Family 1 Mile $39.31. Visit the organization's website for the most recent information.