ZIP Code 95403 — Santa Rosa, California

    📍 ZIP code 95403 is in Santa Rosa, Sonoma County, California.

    ZIP code 95403 is located in Santa Rosa, Sonoma County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 44,677. The area code for zip code 95403 is 707.

    ZIP
    95403
    City
    Santa Rosa
    County
    Sonoma County
    State
    California
    Time Zone
    Pacific
    Area Code
    707
    Type
    Standard
    USPS City
    Santa Rosa
    Latitude
    38.5037° N
    Longitude
    122.7541° W
    Land Area
    21.5 sq mi
    Water Area
    0 sq mi

    ZIP Code 95403 Map

    Coordinates: 38.5037°N, 122.7541°W

    ZIP Code 95403 Demographics

    Population

    Total Population44,677
    Density2,078/sq mi
    Median Age39.1
    Male / Female49.6% / 50.4%

    Income & Economy

    Median Household$93,826
    Per Capita$42,237
    Poverty Rate9.3%
    Unemployment3.6%

    Housing

    Total Units16,931
    Owner-Occupied55.3%
    Renter-Occupied44.7%
    Median Home Value$631,600
    Median Rent$2,159

    Education

    High School Grad86%
    Bachelor's Degree26.1%

    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 95403 in Context

    The median home in 95403 is valued at $631,600 against a median household income of $93,826, a price-to-income ratio of 6.7. That is in line with 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 Sonoma County, 95403 ranks 8 of 30 ZIPs on affordability (1 = lowest ratio); the county median ratio is 7.9. Renting takes 27.6% of median household income (median rent $2,159 a month), under the 30% cost-burden threshold.

    95403 ranks 665 of 1,558 statewide on median household income and 725 of 1,558 on median home value; its income is below the $100,331 Sonoma County median. 55% of households own their home, below the 64% statewide ZIP median, making this a majority-owner ZIP. 26% of adults hold a bachelor's degree or higher, below the 31% median, and the poverty rate is 9.3%, below the 10.8% statewide ZIP median. Unemployment stands at 3.6%.

    With 2,078 residents per square mile across 21.5 square miles of land, 95403 is far denser than the statewide ZIP median of 1,120 (rank 690 of 1,558). This is a low-density pattern of large lots, small towns or scattered subdivisions.

    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 95403 primarily serves Santa Rosa in Sonoma County, California.

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