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FREE · PARK
Cull Canyon Regional Recreation Area
East Bay Regional Park District recreation area in Castro Valley with picnic areas, hiking on the Chabot-to-Garin Regional Trail corridor, and a swim complex currently closed until the 2027 season. Good for picnics and trail walks while swim facilities remain offline.
IS IT REALLY FREE?
Free. No parking fee. Parking lot hours March–November 8 a.m.–10 p.m.; December–February 8 a.m.–8 p.m. Park curfew 10 p.m.–5 a.m. Swim facility closed until 2027 season (swim fees would apply when open).
📍 Castro Valley · 18825 Cull Canyon Road, Castro Valley, CA 94552
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