California is a U. S. state.
California . Located on the western ( Pacific Ocean ) coast of the U.S. , California is bordered by the other U.S. states of Oregon , Nevada , and Arizona and shares an international border with the Mexican state of Baja California . The Central Valley is a large , flat valley that dominates the geographical center of the U.S. state of California . Sacramento ( [ ˌsækrəˈmɛntoʊ ] [ sakɾaˈmento ] ) is the capital city of the U.S. state of California and the seat of Sacramento County .