| Information by State |
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| California
| Contra Costa
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| Find a Lawyer in Contra Costa County: |
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| Contra Costa County, California (CA) |
| Address: |
County Courthouse |
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651 Pine Street |
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Martinez, California 94553 |
| County Seat: |
Martinez |
| Phone: |
925-335-1080 |
| Fax: |
925-646-4135 |
| Website: |
www.co.contra-costa.ca.us |
| Established: |
1850 |
| Area: |
798 sq mi |
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| Contra Costa County, California Communities: |
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| Total Communities in Contra Costa County, California: 40 |
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| * (U.S. Census Estimate) |
| If you're aware of any incorrect or missing information, |
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Contact Us. |
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