Vallejo, California is on the water in the North Bay Region.
Vallejo ( [ vəˈleɪ.oʊ , _ - hoʊ ] ; Spanish : [ baˈʎexo ] ) is a waterfront port city in Solano County , California , located in the North Bay region of the San Francisco Bay Area . Vallejo sits on the northeastern shore of San Pablo Bay , 30 miles north of San Francisco .