Spring Fling Prairie Dog Half, 10k, & 5k
Updated
Sunday, April 11, 2027, first start 8:00 AM, in Arvada (14982 W 69th Ave). Distances: 5K, 10K, Half marathon. Entry from $39 to $74; the Half marathon goes from $74 to $79 after January 11.
- Date
- Sunday, April 11, 2027
- Start time
- 8:00 AM (earliest wave)
- Location
- 14982 W 69th Ave, Arvada, CO 80007
- Area
- Denver Suburbs, Denver & Boulder
- Distances
- 5K10KHalf marathon
- Course
- Road or path
- Price
- $39 to $74 plus the platform's processing fee
- Next price increase
- Monday, January 11, 2027: Half marathon $74 → $79
- Registration
- Open. Opened May 1, online signup closes Sunday, April 11, 2027
How to register
Registration is on RunSignup. Pick your distance, add any extras, and you'll get a confirmation email with your bib details. Sign up by January 11 to pay $74 instead of $79.
Course and race notes
Welcome to the SPRING FLING Prairie Dog Half, part of the Prairie Dog Half Race Series. This spring-time event also features 10k & 5k distances! If you're looking for race day info (including, schedule, course, packet pick up, etc) navigate to the menu under race info at the top!
From the race's own listing. Check the race website for the course map and parking.
Source: RunSignup public race API, refreshed 2026-10-17. Details can change; the registration page is the final word.