Contact Us

Orange County Assessor
Civic Center Plaza, Building 11
625 N. Ross Street, Room 142
Santa Ana, CA 92701

Open Monday through Friday from 8:00 AM - 5:00 PM.

Assessor Department Public Information
General Information 714-834-2727
Address Changes 714-834-2939
Assessor Parcel Maps 714-834-2727
Boats & Aircraft 714-834-2772
Business Personal Property 714-834-2930
Change of Ownership 714-834-5031
Homeowners' Exemptions 714-834-3821
Institutional Exemptions 714-834-2779
Veterans' Exemptions 714-834-5945
Real Estate 714-834-2727
Taxpayer's Advocate Office 714-568-5737


  • Self-Parking Locations:
    • Parking Meters - Along Ross Street
    • Parking Lot - Entrance is on the east side of Ross Street, just north of Santa Ana Blvd.
  • Enter the building on the Ground Floor and take the elevator up to the 1st Floor
  • Assessor Public Service Center is across the hall in Room 142

View Larger Map

Click here to view the PDF file.