ZIP Code 91766 — Pomona, California

    📍 ZIP code 91766 is in Pomona, Los Angeles County, California.

    ZIP code 91766 is located in Pomona, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 69,517. The area code for zip code 91766 is 626.

    ZIP
    91766
    City
    Pomona
    County
    Los Angeles County
    State
    California
    Time Zone
    Pacific
    Area Code
    626
    Type
    Standard
    USPS City
    Pomona
    Latitude
    34.0423° N
    Longitude
    117.7561° W
    Land Area
    10.1 sq mi
    Water Area
    0 sq mi

    ZIP Code 91766 Map

    Coordinates: 34.0423°N, 117.7561°W

    ZIP Code 91766 Demographics

    Population

    Total Population69,517
    Density6,883/sq mi
    Median Age34.1
    Male / Female50.1% / 49.9%

    Income & Economy

    Median Household$72,692
    Per Capita$25,466
    Poverty Rate14.4%
    Unemployment5.8%

    Housing

    Total Units19,951
    Owner-Occupied52.9%
    Renter-Occupied47.1%
    Median Home Value$517,500
    Median Rent$1,654

    Education

    High School Grad68.6%
    Bachelor's Degree18.1%

    Population and demographic data sourced from the U.S. Census Bureau American Community Survey (ACS) 5-Year Estimates. ZIP code routing data sourced from the United States Postal Service (USPS).

    Affordability & Profile: ZIP 91766 in Context

    The median home in 91766 is valued at $517,500 against a median household income of $72,692, a price-to-income ratio of 7.1. That is above the 6.7 median across the 1,558 California ZIP codes with published housing data, and well past the 3.0 ratio that marks an attainable market nationally, so buying here on a local median income requires substantial savings or a second income. Within Los Angeles County, 91766 ranks 61 of 275 ZIPs on affordability (1 = lowest ratio); the county median ratio is 9.2. Renting takes 27.3% of median household income (median rent $1,654 a month), under the 30% cost-burden threshold.

    91766 ranks 1,020 of 1,558 statewide on median household income and 911 of 1,558 on median home value; its income is below the $87,339 Los Angeles County median. 53% of households own their home, below the 64% statewide ZIP median, making this a majority-owner ZIP. 18% of adults hold a bachelor's degree or higher, below the 31% median, and the poverty rate is 14.4%, above the 10.8% statewide ZIP median. Unemployment stands at 5.8%.

    With 6,883 residents per square mile across 10.1 square miles of land, 91766 is far denser than the statewide ZIP median of 1,120 (rank 307 of 1,558). This is predominantly single-family residential with suburban street patterns.

    Ratios and ranks are computed from the ACS figures above across the 1,558 California ZIP codes with published housing data. See the 2026 California affordability report for the statewide analysis and the methodology for definitions.

    Nearby Zip Codes

    Cities & Places Served

    ZIP code 91766 primarily serves Pomona in Los Angeles County, California.

    Frequently Asked Questions

    People Also Searched For

    Related Resources