location_city Castro Valley
location_on California
flag United States
calendar_today 11 Apr, 2026
directions_run Running
language Official Website
RegisterThe 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.)
Apr 11, 2026
Distance — 2 Miles
Type — Road running
08:20
Apr 11, 2026
Distance — 50 Yards
Type — Road running
08:20
Apr 11, 2026
Distance — 17.9 Miles
Type — Road running
08:30
Apr 11, 2026
Distance — 31 Miles
Type — Road running
08:30
Apr 11, 2026
Distance — 13.1 Miles
Type — Road running
08:30
Apr 11, 2026
Distance — 26.2 Miles
Type — Road running
08:30
Apr 11, 2026
Distance — 5 Miles
Type — Road running
08:45
Apr 11, 2026
Distance — 3.1 Miles
Type — Road running
09:00
These values represent the 3-year monthly averages for April in Castro Valley.
Castro Valley is an unincorporated town in the inner East Bay in the Bay Area of California. It has a population of about 60,000 and is located north of Hayward and east of San Leandro and south of the Oakland hills. Since it is unincorporated, Castro Valley is governed by the County of Alameda, which has its county seat in Oakland.
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location_on Fremont, California, US
calendar_today Mar 28, 2026
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Nov 21, 2026
The RUN Manatee 5k series offers THREE adventures to celebrate ONE community. Participants will discover Manatee County…
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Nov 28, 2026
Join us for the annual Turkey Trails 5k/10k! A fun, Thanksgiving-themed event that is perfect for the whole family.The…
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Dec 13, 2026
Join us for the annual Candy Cane Course 5k/12k! A fun, Christmas-themed event that is perfect for the whole family.Th…
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Mar 21, 2027
WE ARE NOW OFFERING AN AQUABIKE DIVISION! Triathlon Information:Join us for the annual Space Coast Triathlon, held in …
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