Napa County Tax Assessor

Napa Tax Assessor offices are responsible to carry out the mandate of California in Napa county. The law mandates that all real properties are subject to taxation unless exemption is imposed. Tax assessments are necessary in support to the required services to CA residents. Tax assessments go to services such as those provided for law enforcement, education, fire protection, parks and recreation, and many more.

The Napa county directory portal for local tax assessor offices provides a comprehensive guide to the public. The site includes the name of the assigned tax assessor office for easy reference and related transaction.

Napa Tax Assessor: Napa County Assessor

Tax Assessor Office Address: Carithers Building, 1127 First St., Room 128, Napa, CA 94559

Phone: (707) 253-4467

Fax: (707) 253-6171


Zip Code: 707

Office Hours: Pacific

Schedule an Appointment with Napa County, California Property Tax Assessor

The Napa county, CA tax assessor office provides the necessary services to estimate the real property value within its jurisdiction. The property value is an essential component in computing the property tax bills. The Napa tax assessor office is also tasked to provide supplemental bills, business property taxes, and other vital information for transparency.

Contact your Napa tax assessor office for tax information and other related inquiries and concerns.