ZIP Code 94938 — Lagunitas, California

    📍 ZIP code 94938 is in Lagunitas, Marin County, California.

    ZIP code 94938 is located in Lagunitas, Marin County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 428. The area code for zip code 94938 is 415.

    ZIP
    94938
    City
    Lagunitas
    County
    Marin County
    State
    California
    Time Zone
    Pacific
    Area Code
    415
    Type
    Standard
    USPS City
    Lagunitas
    Latitude
    38.0291° N
    Longitude
    122.7265° W
    Land Area
    9.5 sq mi
    Water Area
    0 sq mi

    ZIP Code 94938 Map

    Coordinates: 38.0291°N, 122.7265°W

    ZIP Code 94938 Demographics

    Population

    Total Population428
    Density45/sq mi
    Median Age56.5
    Male / Female45.1% / 54.9%

    Income & Economy

    Median Household$111,800
    Per Capita$72,525
    Poverty Rate5.4%
    Unemployment9.5%

    Housing

    Total Units301
    Owner-Occupied65.8%
    Renter-Occupied34.2%
    Median Home Value$1,132,400
    Median Rent$3,501

    Education

    High School Grad100%
    Bachelor's Degree54.2%

    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 94938 in Context

    The median home in 94938 is valued at $1,132,400 against a median household income of $111,800, a price-to-income ratio of 10.1. That is far 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, which means a household earning the local median income cannot finance the local median home on conventional terms. Within Marin County, 94938 ranks 18 of 26 ZIPs on affordability (1 = lowest ratio); the county median ratio is 8.9. Renting takes 37.6% of median household income (median rent $3,501 a month), above the 30% cost-burden threshold.

    94938 ranks 428 of 1,558 statewide on median household income and 228 of 1,558 on median home value; its income is below the $127,509 Marin County median. 66% of households own their home, in line with the 64% statewide ZIP median, making this a majority-owner ZIP. 54% of adults hold a bachelor's degree or higher, far above the 31% median, and the poverty rate is 5.4%, far below the 10.8% statewide ZIP median and among the lowest in the state. Unemployment stands at 9.5%.

    With 45 residents per square mile across 9.5 square miles of land, 94938 is far less dense than the statewide ZIP median of 1,120 (rank 1,251 of 1,558). This is rural or open territory where most of the land is agricultural, forest, desert or public land.

    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 94938 primarily serves Lagunitas in Marin County, California.

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