Where can I get a copy of the parcel map?

Copies of official parcel maps can be obtained directly from the Assessor’s Office located at 2530 Arnold Drive, Suite 100 in Martinez; for their office hours and current fees call 925-313-7400. Application & Permit Center staff at 30 Muir Road in Martinez can also provide copies of maps from the parcel books created by the Assessor’s Office (fees apply).

Contra Costa County CCMAPs GIS

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1. How high can I build my fence and/or retaining wall?
2. Do my neighbors need a tree permit to remove a tree? When do they need a permit and what is the process and timeline involved?
3. How do I start a Home Occupation?
4. What can be built or done to my property?
5. Where can I get a copy of the parcel map?
6. What type of structures do not require a permit?
7. How long does the permit process take?
8. Where can I obtain information on gas, water, or sanitation lines on my property?
9. What is green building and where can I find more information about green homes?
10. When is a permit required from Building Inspection?