Contra Costa County » Vine Hill
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| Vine Hill | |
| Vine Hill is a small unincorporated community located in the northern part of Contra Costa County, near the Carquinez Strait, which connects to San Pablo Bay and, ultimately, the San Francisco Bay.. It is situated near the city of Martinez, which is the county seat of Contra Costa County. The population was 3,761 at the 2010 census. | |
