Benicia is a city in Solano County, California, set on the north bank of the Carquinez Strait in the North Bay region of the San Francisco Bay Area. Founded in 1847, it holds a distinctive place in state history: Benicia served as California's capital for nearly thirteen months between 1853 and 1854, the third city to host the state government. The restored Benicia Capitol State Historic Park at First and G streets preserves that legacy in brick and column, and the city marks the western terminus of the first transcontinental railroad. In 1879 the Central Pacific Railroad ran a major railroad ferry across the strait from Benicia to Port Costa, a reminder of the city's early role in regional transportation. Roughly 27,000 residents live in Benicia, a population that has been measured at 27,131 by the U.S. Census Bureau in 2020. The city blends a working waterfront with a walkable downtown. The Downtown Historic District encompasses First Street's commercial core and its adjacent neighborhoods, carrying a mix of 19th- and early-20th-century architecture that conveys the city's early-settlement character. The Benicia Marina and the strait's shoreline frame much of the civic identity. Benicia appeals to households drawn to Bay Area access with a smaller-city, water-oriented feel. Waterfront parks, the marina, and a shoreline trail system anchor daily life, while the Benicia-Martinez Bridge and nearby Vallejo ferry terminal connect residents to the broader region. The city pairs Gold Rush-era character with the practical realities of North Bay and East Bay commuting, giving it a settled, historic atmosphere distinct from many neighboring Bay Area communities.