ExperimentalWe used data and feedback to make a user-friendly site. We’d love your feedback.
Back to data.ca.gov.

Search results

Search results

1472 datasets

City and County Boundary Changes by Roll Year

  • Published by: California Department of Tax and Fee Administration
  • Last updated: Monday, May 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API

This map is a compilation of the final set of city and county boundary changes filed with the California State Board of Equalization in accordance wit...

BOE CityAnx2021 FINAL

  • Published by: California Department of Tax and Fee Administration
  • Last updated: Monday, May 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This map is a compilation of the final set of city and county boundary changes filed with the California State Board of Equalization in accordance wit...

BOE CityAnx2025 FINAL

  • Published by: California Department of Tax and Fee Administration
  • Last updated: Monday, May 18, 2026
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

This map is a compilation of the final set of city and county boundary changes filed with the California State Board of Equalization in accordance wit...

Drinking Water - Open Environmental Data Project - March 23, 2023 Workshop

  • Published by: California State Water Resources Control Board
  • Last updated: Monday, November 10, 2025
  • File types: PDF, HTML, CSV, SHP, ZIP, PPTX

The following datasets related to regulated drinking water system facilities in California have been developed and are available for the purpose of th...

California Overlapping Cities and Counties and Identifiers

  • Published by: California Department of Technology
  • Last updated: Wednesday, October 1, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

WARNING: This is a pre-release dataset and its fields names and data structures are subject to change. It should be considered pre-release until the e...

California Overlapping Cities and Counties and Identifiers with Coastal Buffers

  • Published by: California Department of Technology
  • Last updated: Wednesday, October 1, 2025
  • File types: HTML, ARCGIS GEOSERVICES REST API, CSV, ZIP, GEOJSON, KML, TXT, XLSX, GPKG, GDB

WARNING: This is a pre-release dataset and its fields names and data structures are subject to change. It should be considered pre-release until the e...

Behavioral Health Program Performance Data

  • Published by: California Department of Health Care Services
  • Last updated: Monday, May 18, 2026
  • File types: CSV, ZIP

The Behavioral Health Program Performance Data provides underlying data for the Mental Health Performance Dashboard covering state fiscal years 2019-2...

Quarterly Census of Employment and Wages (QCEW)

  • Published by: California Employment Development Department
  • Last updated: Tuesday, April 28, 2026
  • File types: CSV

The Quarterly Census of Employment and Wages (QCEW) Program is a Federal-State cooperative program between the U.S. Department of Labor’s Bureau of La...

Central Valley Angler Survey Database

  • Published by: California Department of Fish and Wildlife
  • Last updated: Monday, May 18, 2026
  • File types: XLSX, ZIP

The Central Valley Angler Survey, or CVAS, monitors sport fisheries in the Sacramento River system, from the Carquinez Strait to Keswick Dam near Redd...

Beach Advisories (Postings and Closures) and Beach Water Quality Monitoring

  • Published by: California State Water Resources Control Board
  • Last updated: Tuesday, March 17, 2026
  • File types: PDF, CSV, ZIP

One of California's biggest industries is tourism, and beaches are a significant tourist attraction as well as being an integral part of California’s ...