Sonoma County Assessor's Office in Sonoma County, California

About Sonoma County Assessor's Office

The Sonoma County Assessor's Office, located in Santa Rosa, California, determines the value of all taxable property in Sonoma County, CA. Taxable property includes land and commercial properties, often referred to as real property or real estate, and fixed assets owned by businesses, often referred to as personal property. Property assessments performed by the Assessor are used to determine the Sonoma County property taxes owed by individual taxpayers.

• Sonoma County, CA property tax assessments
• Property tax appeals and reassessments
• Paying property tax bills and due dates
• Property tax rates and tax roll
• Sonoma County GIS maps, property maps, and plat maps
• Property records and deeds in Sonoma County