Castro Valley and the charming city of San Leandro are located in the Bay Area in Northern California. With easy access to surrounding cities of Oakland, San Francisco, San Jose and Hayward, San Leandro is a perfect travel destination with areas for boating, fishing, and sightseeing still within proximity to a primarily technology-driven area. During your stay, take a short drive for an all-day adventure at the Oakland Zoo. Visit the Oakland Zoo Home to over 700 native and exotic animal ...