SPASM Lake Chabot Trail Run
Sat, Apr 11, 2026, 8:30 AM PDT
- Location
- Castro Valley, CA
- Lake Chabot Regional Park - Marina, 17600 Lake Chabot Road, 94546
- Type
- TRAIL
Sign up and verify details on the organizer’s official page.
At a glance
Double-check key detailsExplore the scenic trails around Lake Chabot, a welcoming 31-mile challenge perfect for new trail runners in Castro Valley.
- Scenic
ScenicGreat for: runners training for a serious effort
Less ideal for: first-time racers without recent mileage, pure PR-chasing on a bare course
Discover the beauty of the Lake Chabot Trail Run, a 31-mile journey through the scenic landscapes of Castro Valley. This event offers a welcoming experience for those new to trail running, guiding participants around the popular Lake Chabot reservoir and its surrounding hills. With a course accurately measured, it provides a clear path for runners to enjoy the natural environment and achieve their distance goals.
What to expect
- Run a 31-mile course that winds around the picturesque Lake Chabot reservoir and through its surrounding hills.
- This event is particularly welcoming for first-time trail runners.
- Expect a precisely measured course, ensuring an accurate distance for your efforts.
Standout details
- Great course for first-time trail runners
- Accurately measured using a Rolatape®
- Travels around Lake Chabot reservoir
- Explore surrounding hills
Auto-drafted from the public listing — confirm details on the official event page before signing up.
Distances & registration
6 optionsRegistration for all distances is through the official signup link above.
- 3.1 Miles
Sat, Apr 11, 9:00 AM PDT · From $0.00
Opens Jul 19, 2025, 2:53 AM PDT · Closes Mar 31, 2026, 7:59 PM PDT
- 5 Miles
Sat, Apr 11, 8:45 AM PDT · From $64.60
Opens Jul 18, 2025, 8:00 PM PDT · Closes Apr 4, 2026, 7:59 PM PDT
- 13.1 Miles
Sat, Apr 11, 8:30 AM PDT · From $75.20
Opens Jul 18, 2025, 8:00 PM PDT · Closes Apr 4, 2026, 7:59 PM PDT
+ 3 more optionsHide
- 17.9 Miles
Sat, Apr 11, 8:30 AM PDT · From $80.50
Opens Jul 18, 2025, 8:00 PM PDT · Closes Apr 4, 2026, 7:59 PM PDT
- 26.2 Miles
Sat, Apr 11, 8:30 AM PDT · From $85.80
Opens Jul 18, 2025, 8:00 PM PDT · Closes Apr 4, 2026, 7:59 PM PDT
- 31 Miles
Sat, Apr 11, 8:30 AM PDT · From $96.40
Opens Jul 18, 2025, 8:00 PM PDT · Closes Apr 4, 2026, 7:59 PM PDT
Vibe Check
Serious Test
Serious TestTrail + hills
- Mostly trail
Based on terrain, weather, and distance data.
The course
- Trail
- Hilly
From the organizer
The course starts at the Marina and travels around the popular Lake Chabot reservoir and surrounding hills. Great course for first-time trail runners!
(Distances are accurately measured using a Rolatape® surveyor's measuring wheel.)
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