ZIP Code 95658 — Newcastle, California

    📍 ZIP code 95658 is in Newcastle, Placer County, California.

    ZIP code 95658 is located in Newcastle, Placer County, California. It is a standard zip code in the Pacific Time Zone with an estimated population of 5,974. The area code for zip code 95658 is 916.

    ZIP
    95658
    City
    Newcastle
    County
    Placer County
    State
    California
    Time Zone
    Pacific
    Area Code
    916
    Type
    Standard
    USPS City
    Newcastle
    Latitude
    38.8812° N
    Longitude
    121.1690° W
    Land Area
    23.3 sq mi
    Water Area
    0.5 sq mi

    ZIP Code 95658 Map

    Coordinates: 38.8812°N, 121.1690°W

    ZIP Code 95658 Demographics

    Population

    Total Population5,974
    Density256/sq mi
    Median Age51
    Male / Female51.6% / 48.4%

    Income & Economy

    Median Household$117,118
    Per Capita$57,509
    Poverty Rate3.2%
    Unemployment4.5%

    Housing

    Total Units2,455
    Owner-Occupied90.4%
    Renter-Occupied9.6%
    Median Home Value$786,500
    Median Rent$1,456

    Education

    High School Grad93.9%
    Bachelor's Degree38.5%

    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 95658 in Context

    The median home in 95658 is valued at $786,500 against a median household income of $117,118, 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 Placer County, 95658 ranks 20 of 27 ZIPs on affordability (1 = lowest ratio); the county median ratio is 5.9. Renting takes 14.9% of median household income (median rent $1,456 a month), under the 30% cost-burden threshold.

    95658 ranks 368 of 1,558 statewide on median household income and 509 of 1,558 on median home value; its income is above the $105,789 Placer County median. 90% of households own their home, above the 64% statewide ZIP median, making this a majority-owner ZIP. 39% of adults hold a bachelor's degree or higher, above the 31% median, and the poverty rate is 3.2%, far below the 10.8% statewide ZIP median and among the lowest in the state. Unemployment stands at 4.5%.

    With 256 residents per square mile across 23.3 square miles of land, 95658 is far less dense than the statewide ZIP median of 1,120 (rank 1,017 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 95658 primarily serves Newcastle in Placer County, California.

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