At a glance
- Date
- Oct 2, 2027
- Location
- Julian, California
- Distances
- 100K
- Aid stations
- 5, 5 with crew access
- Registration
- See ultrasignup.com
Listed from UltraSignup. Checked Oct 18, 2026.
Plan this race for free
5 aid stations are already loaded. Add cutoffs, pacing and the timeline your crew follows. Crew invites and race-day updates come with a Race Pass.
Build my planAbout this race
The majority of the Cuyamaca 100k course lies within the boundaries of Cuyamaca Rancho State Park approximately one hour east of San Diego. The course consists of three distinct loops with minimal backtracking and is a Western States qualifying race.
Key dates
Race day
Oct 2, 2027
Pricing
Current price
$255
Registration fee
Email me updates about Cuyamaca 100k
Registration openings and major changes, like a new date or a cancellation.
Aid stations
5| Station | Distance | Crew | Drop bags | Cutoff | Supplies |
|---|---|---|---|---|---|
Camp Cuyamaca Start/Finish Crew-accessible aid station and start/finish at 12561 CA-79, Descanso, CA 91916. | -- | -- | -- | ||
Green Valley Crew-accessible aid station at 11842 CA-79, Descanso, CA 91916. | -- | -- | -- | ||
Paso Picacho | -- | -- | -- | ||
Sunrise Crew-accessible aid station at 14833-15155 County Rte S1, Julian, CA 92036. | -- | -- | -- | ||
Pedro Fages Crew-accessible aid station at 15608 Sunrise Hwy, Julian, CA 92036. | -- | -- | -- |
Entry transfers
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Tune-up races
Straight-line distance
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Race planning
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