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Zip Code 92870 — Placentia, CA

92870 is a ZIP Code associated with Placentia, CA, located within Orange. The postal region supports an estimated population of 52,826 residents across Data Pending housing units, with a population density of 3,031.4 people per square mile.

WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (33.880870, -117.855220)

Data Metric	Local Statistic
Postal / Zip Code	92870
Primary City	Placentia
State / Province	CA
County	Orange
Total Population	52,826
Median Household Income	Data Pending
Total Housing Units	Data Pending
Population Density	3,031.4 people/sq mi
Timezone	America/Los_Angeles

How 92870 Compares

Metric	ZIP 92870	Orange County	CA State Average
Population	52,826	3,138,331	39,286,245
Median Income	Data Pending	N/A	N/A
Population Density	3,031.4 /sq mi	--	--

Nearby ZIP Codes

ZIP Code	City	Distance	Population	Median Income
Zip 92831	Fullerton	2.3 mi	35,618	N/A
Zip 92806	Anaheim	3.0 mi	41,003	N/A
Zip 92886	Yorba Linda	3.2 mi	49,704	N/A
Zip 92821	Brea	3.5 mi	41,623	N/A
Zip 92865	Orange	3.6 mi	20,589	N/A

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →