2020 California Redistricting Maps
The authoritative and official final approved maps by the 2020 California Citizens Redistricting Commission for the 2020 redistricting cycle. The Citizens Redistricting Commission for the State of California has created statewide district maps for the State Assembly, State Senate, State Board of Equalization, and United States Congress in accordance, with the provisions of Article XXI of the California Constitution. The Commission has approved the final maps and certified them to the Secretary of State.Line drawing criteria included population equality as required by the U.S. Constitution, the Federal Voting Rights Act, geographic contiguity, geographic integrity, geographic compactness, and nesting. Geography was defined by U.S. Census Block geometry.
Data files
Supporting files
Data title and description | Access data | File details | Last updated |
---|---|---|---|
ArcGIS Hub Dataset | HTML | 01/29/25 | |
ArcGIS GeoService | ARCGIS GEOSERVICES REST API | 01/29/25 |