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ZIP Code Database - Facts & Stats

Data Last Updated: May 1, 2022

ZIP Codes for City of Placentia, CA

Placentia, CA Covers 2 ZIP Codes

ZIP CodeTypeCountyPopulationArea Code(s)
ZIP Code 92870StandardOrange52,033714 / 657
ZIP Code 92871P.O. BoxOrange0714 / 657

Timezone(s):Pacific (GMT -08:00)
Counties:ORANGE, CA
Population:50,533 (More Details)
Male Population:24,877
Female Population:25,656
Median Age:36
ZIP Codes:2
Area Codes:2
Total Area:948 square miles (county)
Land Area:791 square miles (county)
Water Area:157 square miles (county)

Placentia, CA Demographic Information *

Total population50,533
Male population24,877
Female population25,656
Median age (years)36
White Population31,373
Black Population914
Indian Population386
Asian Population7,531
Hawaiian Population74
Hispanic Population18,416
Median age (Male)34.3
Median age (Female)37.7
Total households16,365
Family households (families)12,366
Average household size3.07
Average family size3.44
Total housing units16,872
* Demographic data is based on 2010 Census. Products


  1. U.S. Postal Service [Last Updated: 5/1/2022],
  2. Internal Data Creation [Last Updated: 5/1/2022],
  3. U.S. Geological Survey [Updated as needed],
  4. U.S. Census [Updated Yearly],
  5. U.S. Census 2010 [Decennial] [Last Updated: 1/1/2010],