Open
Thornton SB is open.
Why this statusNo closures reported by California State Parks.
Last checked Wed, 14 Oct 2026 13:00:58 GMT
Thornton State Beach is a protected beach in the state park system of California, United States.
About Thornton SB
Thornton State Beach is a protected beach in the state park system of California, United States. It is located on the Pacific coast of Daly City in the San Francisco Bay Area. The 58-acre (23 ha) park was established in 1955.
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How we read this status
We derive Thornton SB's status from the park system's public alerts, refreshed hourly — this is our reading, not an official determination. As of the last check: No closures reported by California State Parks. Full method: how we check park status.