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Real Property Assessment
Building Something New
New constructions and additions, taxable construction, non-taxable maintenance, repair or replacement.
Buying or Selling Property?
Find out what you should expect…
Request for Informal Assessment Review
Informal Assessment Review
An informal review is not a formal assessment appeal.
Requesting your property value be reviewed by the Assessor.
The filing period for Informal Assessment…
Notice of Supplemental Assessment
Supplemental Assessments
Supplemental assessments are value adjustments required by law when a property:
Changes ownership or
Undergoes new construction
Revenue and Taxation Code,…
Assessment Appeals Information
Sometimes property owners may consider the assessed value to be high and need to contact the Assessor Department. We welcome the opportunity to answer any of your questions and explain your…
Property Value Notices
Annual Property Value Notices
You may receive a Property Value Notice due to changes in ownership, new construction, or other activities to your property. Also, you may receive a notice if your…
2022 Press Conference Videos
"The OC" Press Conference 7-11 Victims' Relief Fund 7.20.22
"The OC" Press Conference Be Well Site 2 Irvine 4.19.22
"The OC" Press Conference OC Animal Care 4.05.22
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Accessing the Courts
Do you need to pay a citation, participate in jury duty, respond to a subpoena, or register for traffic school? Many online services are available to help. Please select a channel from the left to…
Ensuring Your Safety and Privacy
Is the Census safe?
What government agencies can access my Census information?
Can U.S. Census Bureau workers share my Census information?
Can my landlord, Child Protective Services, or anyone…
Property Auctions
Learn more about real and personal property auctions conducted by the County of Orange.Public Administrator-Public Guardian Real PropertyThe Public Administrator-Public Guardian conducts…
Mental Health
Adult Mental Health Services (AMHS) provides recovery mental health services and episodic treatment services which emphasize individual needs, strengths, choices, and involvement in service planning…