Spacerock Trail Race
Updated
Saturday, October 17, 2026, first start 7:30 AM, in Aqua Dulce (10700 Escondido Canyon Rd). Distances: 5K, 10K, 14.3K, 13.9 miles.
- Date
- Saturday, October 17, 2026
- Start time
- 7:30 AM (earliest wave)
- Location
- 10700 Escondido Canyon Rd, Aqua Dulce, CA 91350
- Area
- San Fernando Valley, Los Angeles
- Distances
- 5K10K14.3K13.9 miles
- Course
- Trail (dirt or single-track on at least part of the course)
- Price
- See the registration page
- Next price increase
- None published
- Registration
- Closed online. Opened October 12, online signup closes Friday, October 16, 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.
See race page on RunSignup →Race website
Course and race notes
OUT-OF-THIS-WORLD TRAIL RUNNING. SPACEROCK: the final trail running frontier. These are the voyages of trail runners around the world. Your mission: to explore strange new trails, to seek out new life and new experiences, to boldly run where no one has run before.
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.