About the data
What's included
The data sets listed below include the Office of the Assessor-Recorder’s secured property tax roll spanning fiscal years 2007-2008 to 2022-2023 (organized by fiscal year, which is July 1 through June 30).
It includes all legally disclosable information, including:
- Location of property
- Value of property
- The unique property identifier
- Specific property characteristics
Data keys
There are several "data keys" to help identify specific codes within the main data set. The data keys are identified on separate tabs of the document. The data is used to accurately and fairly appraise all taxable property in the City and County of San Francisco.
Disclaimer
The Office of the Assessor-Recorder makes no representation or warranty that the information provided is accurate and/or has no errors or omissions.
Note that the following fields are truncated in the datasets:
- Class code – truncated from 4 to 3 characters (for example, VPUB becomes VPU, FS15 becomes FS1)
- Lot depth – truncated to 3-4 characters (for example, 25,500.00 becomes 00.00, 128.500 becomes 28.5)
- Lot frontage – truncated to 3-4 characters (for example, 100,550.000 becomes 50.00, 108.667 becomes 8.66)
- Construction Type – truncated to 3 characters (for example, WOOD FRAME becomes WOO, ROW HOME becomes ROW)
- Current Sales Date - truncated to 5-6 characters (for example, October 1, 2004 becomes 41001)
Additional data
Data for purchase (secured and unsecured assessment roll)
The Historical Assessor Secured Property Assessment Roll posted on this page is free and contains all publicly available data online. Due to State Law, our office is not allowed to post ownership information online. However, this information is available for purchase or access for free at of main office. Here is the data request form.
Index to records
The Index To Records is made available to assist the public with access to City records. This is in accordance with the Sunshine Ordinance. A member of the public may request any of the records listed on the Index To Records in accordance with applicable public records laws. If you would like to request a record, please email assessor@sfgov.org.
Documents
Data covers July 1, 2023 through June 30, 2024.
Data covers July 1, 2022 through June 30, 2023.
Data covers July 1, 2021 through June 30, 2022.
Data covers July 1, 2020 through June 30, 2021.
Data covers July 1, 2019 through June 30, 2020.
Data covers July 1, 2018 through June 30, 2019.
Data covers July 1, 2017 through June 30, 2018.
Data covers July 1, 2016 through June 30, 2017.
Data covers July 1, 2015 through June 30, 2016.
Data covers July 1, 2014 through June 30, 2015.
Data covers July 1, 2013 through June 30, 2014.
Data covers July 1, 2012 through June 30, 2013.
Data covers July 1, 2011 through June 30, 2012.
Data covers July 1, 2010 through June 30, 2011.
Data covers July 1, 2009 through June 30, 2010.
Data covers July 1, 2008 through June 30, 2009.
Data covers July 1, 2007 through June 30, 2008.