Vallejo (pron.: // or //; Spanish: [baˈʎexo]) is the largest city in Solano County, California, United States. The population was 115,942 at the 2010 census. It is the tenth most populous city in the San Francisco Bay Area, and is located on the northeastern shore of San Pablo Bay. Vallejo is named for General Mariano Guadalupe Vallejo (the neighboring city of Benicia is named for his wife).
Vallejo is home to the Six Flags Discovery Kingdom theme park (formerly Marine World and Marine World Africa USA); the regional office for Region 5 of the United States Forest Service; the California Maritime Academy (part of the California State University system); the Vallejo Center campus of Solano Community College; and Touro University California, a graduate school offering programs in osteopathic medicine, education, pharmacy, physician assistant studies, and public health. Ferry service runs from a terminal on Mare Island Strait to San Francisco, through the BayLink division of SolTrans.
Vallejo served as the State Capitol twice, but briefly, in the 1850s. Vallejo has one of the most impressive inventories of Heritage Homes in California.