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ZIP Code Database - Facts & Stats

Data Last Updated: June 1, 2023

ZIP Codes for City of Placentia, CA

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Counties:ORANGE, CA
Area Code(s):714, 657
Timezone(s):Pacific (GMT -08:00)
City Population:50,533 (More Details)
CBSA:Los Angeles-Long Beach-Anaheim, CA
Congressional District(s):39, 40, 45
Land Area:791 square miles (county)
Water Area:157 square miles (county)

2 ZIP Codes

Placentia, CA ZIP Code Boundaries

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Placentia, CA Covers 2 ZIP Codes

ZIP CodeTypePopulation% of PopulationAliases
92871P.O. Box00.00%

Placentia, CA Demographic Information *

Total population**50,533
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 for the City of PLACENTIA.
** City and ZIP Code Population will not be equal due to differences in their geographies.


  1. U.S. Postal Service [Last Updated: 2/1/2023],
  2. Internal Data Creation [Last Updated: 2/1/2023],
  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],