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Zip Code 91790 — West Covina, CA

91790 is a ZIP Code associated with West Covina, CA, located within Los Angeles. The postal region supports an estimated population of 44,710 residents across Data Pending housing units, with a population density of 2,999.3 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (34.067220, -117.937880)

Data MetricLocal Statistic
Postal / Zip Code91790
Primary CityWest Covina
State / ProvinceCA
CountyLos Angeles
Total Population44,710
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density2,999.3 people/sq mi
TimezoneAmerica/Los_Angeles

How 91790 Compares

MetricZIP 91790Los Angeles CountyCA State Average
Population44,7109,807,50139,286,245
Median IncomeData PendingN/AN/A
Population Density2,999.3 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 91791West Covina2.5 mi33,028N/A
Zip 91744La Puente2.6 mi76,942N/A
Zip 91706Baldwin Park2.7 mi71,082N/A
Zip 91722Covina2.8 mi35,099N/A
Zip 91723Covina3.2 mi17,733N/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 →