Precinct & District Maps
Supervisorial Redistricting 2021
Update January 11, 2022: The district lookup tool and interactive map are currently being updated to reflect the new district lines approved by the Board in December 2021.
Senate, Assembly, Congressional Districts
Please refer to the Statewide Database for district maps for the State of California.
County of Sonoma Supervisorial Districts
- Full Supervisorial Map (PDF: 5.6 MB)
- Central Supervisorial District Boundary Map (PDF: 1.8 MB)
City Precinct Maps
- Cloverdale Precinct Map (PDF: 831 kB)
- Cotati Precinct Map (PDF: 1.5 MB)
- Healdsburg Precinct Map (PDF: 976 kB)
- Petaluma Precinct Map (PDF: 807 kB)
- Rohnert Park Precinct Map (PDF: 375 kB)
- Santa Rosa Precinct Map (PDF: 1.8 MB)
- Sebastopol Precinct Map (PDF: 2.1 MB)
- Sonoma Precinct Map (PDF: 683 Kb)
- Windsor Precinct Map (PDF: 1.1 MB)
Additional Information
- For additional information contact the County of Sonoma Registrar of Voters Mapping and Computer Services Division by phone at (707) 565-6818 work or request information by email to Rov-materials@sonoma-county.org.