<Tr> <Th> GNIS feature IDs </Th> <Td> 249105, 1659601 </Td> </Tr> <Tr> <Th> Website </Th> <Td> ci.santa-rosa.ca.us </Td> </Tr> <P> Santa Rosa (lit . Spanish for "Saint Rose") is a city in and the county seat of Sonoma County, in California's Wine Country . Its estimated 2016 population was 175,155 . Santa Rosa is the largest city in California's Redwood Empire, Wine Country and the North Bay; the fifth most populous city in the San Francisco Bay Area after San Jose, San Francisco, Oakland, and Fremont; and the 28th most populous city in California . </P> <P> Santa Rosa was founded in 1833 and named after Saint Rose of Lima . Before the arrival of Europeans, the Santa Rosa Plain was home to a strong and populous tribe of Pomo natives known as the Bitakomtara . The Bitakomtara controlled the area closely, barring passage to others until permission was arranged . Those who entered without permission were subject to harsh penalties . The tribe gathered at ceremonial times on Santa Rosa Creek near present - day Spring Lake Regional Park . Upon the arrival of Europeans, the Pomos were decimated by smallpox brought from Europe, and by the eradication efforts of Anglo settlers . By 1900 the Pomo population had decreased by 95% . </P>

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