Address: Civic Center Plaza, Building 11, Room 142, 625 N. Ross St., Santa Ana, CA 92701 Phone: (714) 834-2727 Time Zone: Pacific Website: http://ocgov.com/gov/assessor/ Population: 2,987,591 Area: 790 sq. miles The Orange County property appraiser is responsible for finding, locating, and fairly valuing all property within Orange County with the purpose of assessing the taxable value. It's generally done at market value, which is essentially what someone would pay for the current state of your... read full review »