San Luis Obispo County

​Important Farmland Data Availability

General Information:​


​​​Prime and Statewide Soil List (PDF)

Farmland of Local Importance (PDF)

Farmland Conversion Reports

Historic Land Use Conversion:

1984 - Present (XLSX)

County Information:

Land Use Conversion Table

Alternate Accessibility Land Use Conversion Table

Important Farmland Maps as PDF

Note​​: Each file name above redirects to an email request form so files may be sent directly instead of downloaded, unless file type noted in parenthesis.​​

GIS Data: Map and Feature Services for viewing and downloading Important Farmland data directly in ArcGIS systems.​​​

GIS Shapefiles and Geodatabase​: Downloadable Important Farmland GIS data in the form of ESRI Shapefiles and File Geodatabase, zipped by update year, from 1984 to the 2020 update currently in progress.

California Important Farmland Finder (CIFF): An interactive version of the Important Farmland map data.  Locate your area of interest, calculate acreage, and other useful features, using this online tool.​

Important Farmland Time Series: An online tool to view the Important Farmland map data as a time series, from 1984 to the present.​​​

Note: Base year of mapping for most counties is 1984. Counties which were added at a later date are: Butte (1988), Calaveras (2018), Colusa (1986), Kern (1988), Lake (1996), Mendocino (2006), Sacramento (1988), San Joaquin (1990), Siskiyou (1986), Sutter (1988), Tulare (1986), Tuolumne (2018), and Yuba (1988). For older data, please email FMMP for assistance.​

Web Accessibility Statement. If you find any part of an above document to be inaccessible with assistive technology, visit our Accessibility web page at to report the issue and request alternative means of access. To help us respond to your concern, please include in your request: your contact information, the title of the document, and the web address where you obtained it.

Please email FMMP​ for additional assistance with data.​​​​