ZIP Code 91016 — Monrovia, California

    📍 ZIP code 91016 is in Monrovia, Los Angeles County, California.

    ZIP code 91016 is located in Monrovia, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 41,822. The area code for zip code 91016 is 626.

    ZIP
    91016
    City
    Monrovia
    County
    Los Angeles County
    State
    California
    Time Zone
    Pacific
    Area Code
    626
    Type
    Standard
    USPS City
    Monrovia
    Latitude
    34.1528° N
    Longitude
    118.0005° W
    Land Area
    8.5 sq mi
    Water Area
    0 sq mi

    ZIP Code 91016 Map

    Coordinates: 34.1528°N, 118.0005°W

    ZIP Code 91016 Demographics

    Population

    Total Population41,822
    Density4,920/sq mi
    Median Age38.5
    Male / Female49% / 51%

    Income & Economy

    Median Household$95,606
    Per Capita$43,907
    Poverty Rate9.7%
    Unemployment5.5%

    Housing

    Total Units15,869
    Owner-Occupied48.8%
    Renter-Occupied51.2%
    Median Home Value$820,600
    Median Rent$1,949

    Education

    High School Grad89.7%
    Bachelor's Degree43.2%

    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 91016 in Context

    The median home in 91016 is valued at $820,600 against a median household income of $95,606, a price-to-income ratio of 8.6. 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, 91016 ranks 110 of 275 ZIPs on affordability (1 = lowest ratio); the county median ratio is 9.2. Renting takes 24.5% of median household income (median rent $1,949 a month), under the 30% cost-burden threshold.

    91016 ranks 636 of 1,558 statewide on median household income and 471 of 1,558 on median home value; its income is above the $87,339 Los Angeles County median. 49% of households own their home, below the 64% statewide ZIP median, so most residents rent. 43% of adults hold a bachelor's degree or higher, above the 31% median, and the poverty rate is 9.7%, below the 10.8% statewide ZIP median. Unemployment stands at 5.5%.

    With 4,920 residents per square mile across 8.5 square miles of land, 91016 is far denser than the statewide ZIP median of 1,120 (rank 452 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 91016 primarily serves Monrovia in Los Angeles County, California.

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