<Tr> <Th_colspan="2"> California Historical Landmark </Th> </Tr> <Tr> <Th> Official name </Th> <Td> Top of Grapevine Pass </Td> </Tr> <Tr> <Th> Reference no . </Th> <Td> 283 </Td> </Tr> <P> Grapevine is an unincorporated community in Kern County, California, at the southern end of the San Joaquin Valley . The village consists mainly of roadside services . </P>

What is the elevation of the grapevine in california