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California Counties

This layer contains the boundaries for California’s 58 counties. County features are derived from the US Census Bureau's 2023 TIGER/Line database and have been clipped to the coastal boundary line and designed to overlay with the California Department of Education’s (CDE) educational boundary layers.

Data files

Data title and descriptionAccess dataFile detailsLast updated

CSV

Download
CSV
03/08/25

Shapefile

DownloadZIP
03/08/25

GeoJSON

DownloadGEOJSON
03/08/25

KML

DownloadKML
03/08/25

File Geodatabase

DownloadZIP
03/08/25

Feature Collection

DownloadTXT
03/08/25

Supporting files

Data title and descriptionAccess dataFile detailsLast updated

ArcGIS Hub Dataset

HTML
03/08/25

ArcGIS GeoService

ARCGIS GEOSERVICES REST API
03/08/25

Excel

XLSX
03/08/25

GeoPackage

GPKG
03/08/25

SQLite Geodatabase

GDB
03/08/25

API endpoint

Dataset Name

Use the query web API to retrieve data with a set of basic parameters. Copy the API endpoint you need to start.

Usage documentation