Ontario, CA 91761 ZIP Code Profile

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Ontario, CA

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ZIP Code 91761: Basic Data & USPS Preferred City Name

Preferred Name, USPS
Ontario, CA 91761

  • ZIP Code Type: STANDARD
  • Businesses Addresses: 3,428
  • Single Family Addresses: 14,357
  • Multi-Family Addresses: 1,765
  • County: San Bernardino County
  • Centroid: Latitude 34.037, Longitude -117.606
  • Time Zone: Pacific Time Zone (UTC -8 hours)
  • Observes DST: Yes

Neighborhood Data

Address Based Hyperlocal Data Input an address and get data & demographics for the pertinent census block group (CBG), a searchable map and a customized directory. The CBG is the smallest geographical unit used by the Census Bureau for reporting certain data.


91761 ZIP Code Map

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Ontario, CA 91761 Data & Demographics (As of July 1, 2017)


Total Population 60,446
Daytime Population: Workers 74,522
Daytime Population: Residents 31,641
Total Daytime Population (TDP) 106,163
Ratio TDP/Total Population1 1.76
Population in Households 60,195
Population in Familes 53,480
Population in Group Qrtrs 251
Population Density2 2,105
Diversity Index3 86


Median Household Income $66,527
Average Household Income $81,978
Per Capita Income $22,224


Total Housing Units 16,936 (100%)
Owner Occupied HU 10,286 (60.7%)
Renter Occupied HU 5,969 (35.2%)
Vacant Housing Units 681 ( 4.0%)
Median Home Value $342,951
Average Home Value $359,627


Total Households 16,255
Average Household Size 3.7
Family Households 13,416
Average Family Size 4
  1. If the ratio of the TDP to Total Population is greater than 1, the location gains population during the day when commuting workers are present. If the ratio is less than 1, the location is more of a bedroom community where people commute to another place for work.
  2. Population Density = Total Population per square mile.
  3. The Diversity Index is a scale of 0 to 100 that represents the likelihood that two persons, chosen at random from the same area, belong to different race or ethnic groups. If an area's entire population belongs to one race AND one ethnic group, then the area has zero diversity. An area's diversity index increases to 100 when the population is evenly divided into two or more race/ethnic groups.


2010-2017 2017-2022
Population 0.64% 0.73%
Households 0.6% 0.7%
Families 0.57% 0.67%
Median Household Income   2.15%
Per Capita Income   2.42%

Ontario, CA 91761 - Peer Comparisons by Rank and Percentile

The table below compares 91761 to the other 1,761 ZIP Codes in California by rank and percentile using July 1, 2017 data. The location Ranked # 1 has the highest value. A location that ranks higher than 75% of its peers would be in the 75th percentile of the peer group.

Variable Description Rank Percentile
Total Population # 126 93rd
Population Density # 709 60th
Diversity Index # 228 87th
Median Household Income # 692 61st
Per Capita Income # 1294 27th

Additional comparisons and rankings can be made with a VERY EASY TO USE California Census Data Comparison Tool.

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