Spacerock Trail Race
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Event overview
The SPACEROCK Trail Race is scheduled for October 17, 2026, at Vasquez Rocks Natural Area Park in Agua Dulce, California (10700 Escondido Canyon Rd). The event offers four distance options:
- Half Marathon+
- 15K
- 10K
- 5K
Listed 2026 entry prices on the race site show race-entry fees (including processing) of $135 for the Half Marathon+, $110 for the 15K, $90 for the 10K, and $75 for the 5K. Finishers receive a collectible medal, race shirt, and a finisher certificate; podium awards are provided for each distance. The race marks the event’s 10 year anniversary.
Course and race services
The park course includes varied trail surfaces: packed dirt, sandy creek beds, rocks, and boulders. The Half Marathon+ course is described with just under 14 miles and over 3,200 feet of elevation gain and descent. The 15K course includes a large mountain climb and additional single-track segments on the Pacific Crest Trail. The 5K and 10K follow a loop inside Vasquez Rocks with moderate climbing and single-track trail sections. A tunnel section of more than 500 feet is used by Half Marathon+ and 15K runners. Aid-station coverage is listed by distance: 6 stations for the Half Marathon+, 4 for the 15K, 4 for the 10K, and 2 for the 5K. The race operates as a cupless event; participants are encouraged to carry a personal water container. Visit the organization's website for the most recent information.
