ZIP Code 91748 — Rowland Heights, California

    📍 ZIP code 91748 is in Rowland Heights, Los Angeles County, California.

    ZIP code 91748 is located in Rowland Heights, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 43,851. The area code for zip code 91748 is 626.

    ZIP
    91748
    City
    Rowland Heights
    County
    Los Angeles County
    State
    California
    Time Zone
    Pacific
    Area Code
    626
    Type
    Standard
    USPS City
    Rowland Heights
    Latitude
    33.9749° N
    Longitude
    117.9007° W
    Land Area
    14.2 sq mi
    Water Area
    0.1 sq mi

    ZIP Code 91748 Map

    Coordinates: 33.9749°N, 117.9007°W

    ZIP Code 91748 Demographics

    Population

    Total Population43,851
    Density3,088/sq mi
    Median Age43.2
    Male / Female49.7% / 50.3%

    Income & Economy

    Median Household$83,610
    Per Capita$35,523
    Poverty Rate10%
    Unemployment6.2%

    Housing

    Total Units14,255
    Owner-Occupied64.3%
    Renter-Occupied35.7%
    Median Home Value$730,300
    Median Rent$1,861

    Education

    High School Grad84.7%
    Bachelor's Degree35.7%

    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 91748 in Context

    The median home in 91748 is valued at $730,300 against a median household income of $83,610, a price-to-income ratio of 8.7. 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, 91748 ranks 120 of 275 ZIPs on affordability (1 = lowest ratio); the county median ratio is 9.2. Renting takes 26.7% of median household income (median rent $1,861 a month), under the 30% cost-burden threshold.

    91748 ranks 832 of 1,558 statewide on median household income and 576 of 1,558 on median home value; its income is in line with the $87,339 Los Angeles County median. 64% of households own their home, in line with the 64% statewide ZIP median, making this a majority-owner ZIP. 36% of adults hold a bachelor's degree or higher, above the 31% median, and the poverty rate is 10.0%, below the 10.8% statewide ZIP median. Unemployment stands at 6.2%.

    With 3,088 residents per square mile across 14.2 square miles of land, 91748 is far denser than the statewide ZIP median of 1,120 (rank 595 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 91748 primarily serves Rowland Heights in Los Angeles County, California.

    Frequently Asked Questions

    People Also Searched For

    Related Resources