When
Sunday, October 4th, 2026
Where
Wilder Ranch State Park, Santa Cruz CA
Distances
12K
About this race
Race Overview
Run by the Sea returns to lovely Wilder Ranch State Park on Sunday, October 4th! This unique Half Marathon, 12K run, and 4K run/walk meanders along the gorgeous coastal bluffs of California's Central Coast in Santa Cruz and consists mostly of flat, packed dirt trails. Participants will enjoy scenic coastal views while passing along the bluffs and Wilder Ranch park trails. Get ready to take in the natural beauty of the Monterey Bay, the serene flats of Wilder Ranch's meadows, and maybe even catch a glimpse of some dolphins - no other race is quite like it!
Event Details
- Date: October 4, 2026
- Location: Wilder Ranch State Park, Santa Cruz, CA
- Race Types: Half Marathon, 12K run, 4K run/walk
- Website: Run by the Sea
Race Organization
Now in its 10th year, Run by the Sea is organized by the Santa Cruz Track Club and benefits the track club's youth program, Bike Santa Cruz County, and Santa Cruz Mountain Trail Stewards.
Race Headquarters and Parking
Details to follow regarding race headquarters and parking.
Course Information
4K Route
More information regarding the 4K route to follow.
12K Route
Additional details regarding the 12K route are forthcoming.
Half Marathon Route
Details about the Half Marathon route will be provided soon.
Course map
Train with a club
Run clubs near Santa Cruz to train with before race day.
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