In 15 days · Sun, Oct 4, 2026
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Sunday, October 4th, 2026
Wilder Ranch State Park, Santa Cruz CA
12K
55–74°F · low rain risk
See last 10 years
On this date: rain 0 of the last 10 years
2025
52–70°F
dry
2024
65–89°F
dry
2023
57–84°F
dry
2022
55–76°F
dry
2021
58–80°F
dry
2020
59–85°F
dry
2019
45–73°F
dry
2018
59–64°F
dry
2017
48–75°F
dry
2016
55–62°F
dry
Best months to race in California →
About this race
Event 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!
Race Information
- Date: October 4th, 2026
- Location: Wilder Ranch State Park, Santa Cruz, CA
- Distance Options: Half Marathon, 12K Run, and 4K Run/Walk
- Organizers: Santa Cruz Track Club
Beneficiaries
- Santa Cruz Track Club: Supports youth programs
- Bike Santa Cruz County: Promotes cycling in the community
- Santa Cruz Mountain Trail Stewards: Maintains local trails
Race Headquarters and Parking
Details regarding race headquarters and parking will be provided closer to the event date.
Routes
- 4K Route: Scenic route suitable for all ages
- 12K Route: A challenging option with beautiful views
- Half Marathon Route: Enjoy a longer distance through stunning landscapes
- Experience: Guaranteed scenic beauty and a friendly atmosphere
More Information
For more details about the event and to register, visit the official race page: Run by the Sea.
Course map
Hotels for race weekend
Live prices near the start line, Oct 3 – 5, 2026.
Train with a club
Run clubs near Santa Cruz to train with before race day.
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