In the San Francisco Bay Area there is evidence of aboriginal habitation for at least 10,000 years previous to the current day. Right: Native polities in the greater San Francisco Bay Area from California Indians and Their Environment : An Introduction (ebook available through Santa Clara University Library)īefore European contact in the second half of the 18th century, there were an estimated 300,000 native peoples living in California.
Left: Native Californian Languages from California Indians and Their Environment : An Introduction (ebook available through Santa Clara University Library).