Home > CA > San Bernardino County > Ontario > Zip 91761

Zip Code 91761 — Ontario, CA

91761 is a ZIP Code associated with Ontario, CA, located within San Bernardino. The postal region supports an estimated population of 62,935 residents across Data Pending housing units, with a population density of 852.8 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (34.035410, -117.591500)

Data MetricLocal Statistic
Postal / Zip Code91761
Primary CityOntario
State / ProvinceCA
CountySan Bernardino
Total Population62,935
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density852.8 people/sq mi
TimezoneAmerica/Los_Angeles

How 91761 Compares

MetricZIP 91761San Bernardino CountyCA State Average
Population62,9352,188,91239,286,245
Median IncomeData PendingN/AN/A
Population Density852.8 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 91764Ontario2.8 mi56,270N/A
Zip 91762Ontario3.0 mi64,235N/A
Zip 91752Mira Loma4.3 mi37,983N/A
Zip 91730Rancho Cucamonga4.5 mi71,613N/A
Zip 91710Chino5.6 mi78,754N/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 →