ZIP Code 11778 — Rocky Point, New York

    📍 ZIP code 11778 is in Rocky Point, Suffolk County, New York.

    ZIP code 11778 is located in Rocky Point, Suffolk County, New York. It is a standard zip code in the Eastern Time Zone with an estimated population of 12,919. The area code for zip code 11778 is 631.

    ZIP
    11778
    City
    Rocky Point
    County
    Suffolk County
    State
    New York
    Time Zone
    Eastern
    Area Code
    631
    Type
    Standard
    USPS City
    Rocky Point
    Latitude
    40.9480° N
    Longitude
    72.9371° W
    Land Area
    6.7 sq mi
    Water Area
    1.3 sq mi

    ZIP Code 11778 Map

    Coordinates: 40.9480°N, 72.9371°W

    ZIP Code 11778 Demographics

    Population

    Total Population12,919
    Density1,928/sq mi
    Median Age38.9
    Male / Female48.5% / 51.5%

    Income & Economy

    Median Household$119,656
    Per Capita$53,672
    Poverty Rate2.3%
    Unemployment5.3%

    Housing

    Total Units5,028
    Owner-Occupied94%
    Renter-Occupied6%
    Median Home Value$410,900
    Median Rent$1,948

    Education

    High School Grad95.5%
    Bachelor's Degree40.4%

    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 11778 in Context

    The median home in 11778 is valued at $410,900 against a median household income of $119,656, a price-to-income ratio of 3.4. That is above the 2.9 median across the 1,572 New York ZIP codes with published housing data, and near the 3.0 ratio that marks an attainable market nationally. Within Suffolk County, 11778 ranks 7 of 95 ZIPs on affordability (1 = lowest ratio); the county median ratio is 4.2. Renting takes 19.5% of median household income (median rent $1,948 a month), under the 30% cost-burden threshold.

    11778 ranks 288 of 1,572 statewide on median household income and 453 of 1,572 on median home value; its income is below the $128,844 Suffolk County median. 94% of households own their home, above the 80% statewide ZIP median, making this a majority-owner ZIP. 40% of adults hold a bachelor's degree or higher, above the 31% median, and the poverty rate is 2.3%, far below the 9.9% statewide ZIP median and among the lowest in the state. Unemployment stands at 5.3%.

    With 1,928 residents per square mile across 6.7 square miles of land, 11778 is far denser than the statewide ZIP median of 197 (rank 419 of 1,572). 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 1,572 New York ZIP codes with published housing data. See the 2026 New York affordability report for the statewide analysis and the methodology for definitions.

    Nearby Zip Codes

    Cities & Places Served

    ZIP code 11778 primarily serves Rocky Point in Suffolk County, New York.

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