All-Out Kooky-Spooky
Sunday, November 1, 2026, first start 9:00 AM, in Golden (19500 W 64th Pkwy). Distances: 5K, 10K, Half marathon. Entry from $50 to $80; the Half marathon goes from $80 to $85 after October 19.
- Date
- Sunday, November 1, 2026
- Start time
- 9:00 AM (earliest wave)
- Location
- 19500 W 64th Pkwy, Golden, CO 80403
- Area
- Foothills & Mountains, Denver & Boulder
- Distances
- 5K10KHalf marathon
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- $50 to $80 plus the platform's processing fee
- Next price increase
- Monday, October 19, 2026: Half marathon $80 → $85
- Registration
- Open. Opened November 2, online signup closes Sunday, November 1, 2026
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 October 19 to pay $80 instead of $85.
Course and race notes
From the base of Table Mountain and Colorado's spectacular foothills, All-Out Multicourse presents our 15th annual Kooky-Spooky from Jefferson County's NAAC Stadium… easily accessible from several nearby highways.
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.