Search Assessor Records & Maps
Search Assessor Records By Parcel Number
Enter a parcel number (ex: 999-999-99); a minimum of 5 digits is required.
In accordance with laws to protect privacy of elected and appointed officials, we do not allow searches by address or name on our public website (California Public Records Act, Government Code Section 6254.21 (opens a new window)). However, owner information is available in person at our office or by phone at (415) 473-7215.
For more information, please contact a member of the Assessor staff via phone at (415) 473-7215 or via email. Office hours are from 9:00 AM to 4:00 PM Monday through Friday excluding major holidays.
Search Assessor Maps By Map Book and Page
Enter the first 3 digits of a parcel number into the Map Book field. You may optionally add the next 2 digits into the Map Page field. Entry of only the Map Book will display the map book index; entry of both fields is required to view a single map book page.
Example: if parcel number = 099-123-45, then the map book = 099, the map page = 12.
For more information, please contact a member of the Assessor staff via phone at (415) 473-7215 or via email. Office hours are from 9:00 AM to 4:00 PM Monday through Friday excluding major holidays.
A county-wide map of parcel numbers is available at Assessor Book of Parcel Boundaries (opens a new window).
Disclaimer
The Legislature finds and declares that information concerning property characteristics is maintained solely for assessment purposes and is not continuously updated by the assessor. Therefore, neither the county nor the assessor shall incur any liability for errors, omissions, or approximations with respect to property characteristics information provided by the assessor to any party pursuant to this section. Further, this subdivision shall not be construed to imply liability on the part of the county or the assessor for errors, omissions, or other defects in any other information or records provided by the assessor pursuant to the provisions of this part. California Revenue and Taxation Code section 408.3(d).
By continuing to use this application you are agreeing to this disclaimer.
Assessor's Mapbooks
This information has been scanned by the Mapping Division of the Marin County Assessor's Department.
If you have a problem with the mapping information as shown, please email Mapping.
In an effort to enhance public access to Assessor Parcel Maps, The Marin County Assessor-Recorder, in conjunction with the Marin Information Services and Technologies Department, has redesigned this webpage. All Assessor Parcel Maps have been changed from TIFF images to PDFs which should no longer interfere with your computer's applications. Please note that you must have Adobe Acrobat Reader installed on your computer.
If you do not have this application, one can be downloaded for free at this site (opens a new window).