The Best Races - Centennial
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Event information
The Sloth Run in Denver/Aurora takes place on June 20, 2026 at Piney Creek Hollow Park, 6140 South Tower Road, Centennial, CO 80016, U.S.A. The event offers multiple distance options:
- 5K
- 10K
- 13.1 (Half-Marathon)
- Virtual run
- Family 1 Mile
Registration fees listed for the event are: 5K $41.89, 10K $47.26, Half-Marathon $50.48, Virtual Run $37.00, Family 1 Mile $35.00. The event uses wave starts with a cap per wave and fills waves on a first-come, first-serve basis. A virtual run option is available and can be completed any time and place.
Logistics and what participants receive
Timing is optional; there are no timing chips. Participants may track time with apps (for example Strava, RunKeeper, Nike Run) and submit times for online posting, or ask coordinators for timing assistance. Swag is shipped to U.S. mailing addresses, with shirts mailed the week of the race. Race bibs are provided on race day. Finisher items include a medal and a finisher towel or giveaway, plus a digital training pack and an online certificate of completion. Technical running shirts are available as an optional upgrade for an additional $5. Visit the organization's website for the most recent information.