How do I record a final map?

Please submit the information indicated on the Final Maps document to our Engineering Services Division at:

Contra Costa County
Public Works Department
255 Glacier Drive
Martinez, CA  94553

If you have questions email Public Works or call (925) 313-2000.

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1. Do you have maps and other records available online?
2. Do you issue tract and parcel map numbers?
3. How do I file a Map (Parcel or Final)?
4. How do I find my Assessor's Parcel number? Are there any surveys on my property?
5. How do I get a vesting tentative map for my development project?
6. How do I record a final map?
7. I am a land surveyor with a project in Contra Costa County. Where are the checklists for filing maps and what are the fees associated with map submittals?
8. Is this road Public or Private?
9. Where are the checklists for filing maps and what are the fees associated with map submittals?
10. Where can I find the improvement plans for a subdivision/tract?