ZIP Code 91101 — Pasadena, California

    📍 ZIP code 91101 is in Pasadena, Los Angeles County, California.

    ZIP code 91101 is located in Pasadena, Los Angeles County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 19,737. The area code for zip code 91101 is 626.

    ZIP
    91101
    City
    Pasadena
    County
    Los Angeles County
    State
    California
    Time Zone
    Pacific
    Area Code
    626
    Type
    Standard
    USPS City
    Pasadena
    Latitude
    34.1467° N
    Longitude
    118.1395° W
    Land Area
    1.3 sq mi
    Water Area
    0 sq mi

    ZIP Code 91101 Map

    Coordinates: 34.1467°N, 118.1395°W

    ZIP Code 91101 Demographics

    Population

    Total Population19,737
    Density15,182/sq mi
    Median Age37
    Male / Female47.9% / 52.1%

    Income & Economy

    Median Household$86,631
    Per Capita$62,512
    Poverty Rate19.1%
    Unemployment4.1%

    Housing

    Total Units12,108
    Owner-Occupied15%
    Renter-Occupied85%
    Median Home Value$669,800
    Median Rent$2,161

    Education

    High School Grad93.4%
    Bachelor's Degree63.1%

    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 91101 in Context

    The median home in 91101 is valued at $669,800 against a median household income of $86,631, a price-to-income ratio of 7.7. 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, 91101 ranks 83 of 275 ZIPs on affordability (1 = lowest ratio); the county median ratio is 9.2. Renting takes 29.9% of median household income (median rent $2,161 a month), under the 30% cost-burden threshold.

    91101 ranks 784 of 1,558 statewide on median household income and 657 of 1,558 on median home value; its income is in line with the $87,339 Los Angeles County median. 15% of households own their home, far below the 64% statewide ZIP median, so most residents rent. 63% of adults hold a bachelor's degree or higher, far above the 31% median, and the poverty rate is 19.1%, far above the 10.8% statewide ZIP median. Unemployment stands at 4.1%.

    With 15,182 residents per square mile across 1.3 square miles of land, 91101 is far denser than the statewide ZIP median of 1,120 (rank 70 of 1,558). This is a mixed urban fabric of apartments, small-lot houses and commercial corridors.

    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 91101 primarily serves Pasadena in Los Angeles County, California.

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