San Pablo is a culturally diverse, 2.6-square-mile city in West Contra Costa County, California, established as a general law city in 1948. As of 2026, it has a population of approximately 31,293 and is located adjacent to Richmond, offering easy access to the broader Bay Area via Interstate 80 and the San Pablo Avenue corridor. Known for its rich history and "City of New Directions" moniker, San Pablo is a mostly residential, and often ethnically diverse, community (61% Hispanic/Latino as of 2020).