GIS Data

Geographic Information Resources

Access publicly available Geographic Information System (GIS) datasets maintained by Tehama County. These resources support planning, mapping, transportation analysis, emergency management, environmental studies, and other public and professional applications throughout the region.

Our GIS data library provides downloadable datasets covering administrative boundaries, transportation networks, parcels, hydrology, land use, public facilities, and other geographic features relevant to Tehama County.

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Countywide Coverage
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Downloadable Data
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Public Access

Available Datasets

Browse and download GIS datasets maintained by Tehama County. Files are provided in ZIP format and may be used for mapping, planning, research, transportation analysis, emergency management, and other geographic information applications. The information provided is dynamic and changing as it is updated by staff.

Dataset Download Size
Board of Supervisors Districts ZIP 124 KB
Corning City Limits ZIP 8 KB
Red Bluff City Limits ZIP 17 KB
Tehama City Limits ZIP 6 KB
Tehama County Boundary ZIP 108 KB
ZIP Code Boundaries ZIP 657 KB
Dataset Download Size
Road Network ZIP 2.76 MB
Road Maintenance Districts ZIP 126 KB
Dataset Download Size
Parcel Boundaries (November 2025) ZIP 9.8 MB
Address Points ZIP 1 MB
Zoning ZIP 1.33 MB
Public Land Survey System (PLSS) ZIP 990 KB
Ranchos ZIP 31 KB
Dataset Download Size
Hydrology & Water Features ZIP 20.1 MB
Watersheds ZIP 721 KB
Groundwater Basins ZIP 148 KB
Soil Survey ZIP 73.6 MB
Dataset Download Size
School Districts ZIP 228 KB
Water Districts ZIP 154 KB
Parks ZIP 58 KB
Fire Areas ZIP 1.46 MB
State Responsibility Areas (2025) ZIP 645 KB
Rural Communities ZIP 6 KB

Please acknowledge Tehama County as the source when Map Server data is used in the preparation of reports, papers, publications, maps, or other products.

To assist Tehama County in the maintenance and/or correction of the data, users can provide information concerning errors or discrepancies found by contacting Jessica Riske-Gomez (jriskegomez@rtpa.optimizeworldwide.com) or by completing this short survey.

Disclaimer

Tehama County provides the data within this site as a public resource of general information for use “as is” with the understanding that it is not guaranteed to be accurate, correct or complete and any conclusions drawn from such information are the sole responsibility of the user. While every effort has been made to ensure the content, sequence, accuracy, timeliness or completeness of materials presented within this site, Tehama County assumes no responsibility for errors or omissions, and explicitly disclaims any representations and warranties, including, without limitation, the implied warranties of merchantability and fitness for a particular purpose. In no event shall Tehama County become liable to users of these data, or any other party, for any loss or direct, indirect, special, incidental or consequential damages, including, but not limited to, time, money or goodwill, arising from the use or modification of the data.