Precinct & District Maps

Interactive Maps

State of California

• Senate Office of Demographics: Shows boundaries of Congressional districts, State Senate districts, and State Assembly districts across the state.

Sonoma County

• Election District Lookup: Shows boundaries of Congressional districts, State Senate districts, State Assembly districts, County Supervisorial districts, cities/towns, school districts, and special districts (fire districts, health care districts, life support districts, water districts, etc.) -- but only within Sonoma County.

Downloadable Maps

Sonoma County 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: 268 kB)
• Cotati Precinct Map (PDF: 353 kB)
• Healdsburg Precinct Map (PDF: 383 kB)
• Petaluma Precinct Map (PDF: 802 kB)
• Rohnert Park Precinct Map (PDF: 564 kB)
• Santa Rosa Precinct Map (PDF: 1.8 MB)
• Sebastopol Precinct Map (PDF: 225 kB)
• Sonoma Precinct Map (PDF: 323 Kb)
• Windsor Precinct Map (PDF: 490 kB)

Additional Information

• For additional information, contact the County of Sonoma Registrar of Voters Mapping and Computer Services Division by phone at (707) 565-6818 or by email at rov-materials@sonoma-county.org