How to Read a Map
View Assessor Parcel Maps
You can view Assessor Parcel Maps on the Marin County Assessor-Recorder-County Clerk website.
To find your parcel, use this tool:
Please note:
- These maps are for assessment use only.
- The County does not guarantee the accuracy of the map data.
- Some parcels may not follow local subdivision or building rules.
To view your property on the Assessor Parcel Map
To view your property on the Assessor Parcel Map, you’ll need one of the following:
- your 8-digit parcel number (for example, 123-456-48), or
- your Mapbook and Page number
You can find your parcel number on:
- your title report
- your valuation notice
- your property tax bill
- your deed
View the full PDF version of this image

Related
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How to read your assessor's parcel map - sample document
A sample Assessor's Parcel Map including term definitions.
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Assessor Mapping Division
Marin County Assessor Mapping Services
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Assessor Parcel Combination
Parcel map combinations and separations.
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Assessor Parcel Map Maintenance & Parcel Number Creation
Assessor Parcel map maintenance and creation.