ZIP Code 11930 — Amagansett, New York

    📍 ZIP code 11930 is in Amagansett, Suffolk County, New York.

    ZIP code 11930 is located in Amagansett, Suffolk County, New York. It is a standard zip code in the Eastern Time Zone with an estimated population of 689. The area code for zip code 11930 is 631.

    ZIP
    11930
    City
    Amagansett
    County
    Suffolk County
    State
    New York
    Time Zone
    Eastern
    Area Code
    631
    Type
    Standard
    USPS City
    Amagansett
    Latitude
    40.9914° N
    Longitude
    72.1145° W
    Land Area
    8.6 sq mi
    Water Area
    5.6 sq mi

    ZIP Code 11930 Map

    Coordinates: 40.9914°N, 72.1145°W

    ZIP Code 11930 Demographics

    Population

    Total Population689
    Density80/sq mi
    Median Age54.6
    Male / Female44.8% / 55.2%

    Income & Economy

    Median Household$132,917
    Per Capita$106,282
    Poverty Rate0.7%
    Unemployment0%

    Housing

    Total Units1,970
    Owner-Occupied84.5%
    Renter-Occupied15.5%
    Median Home Value$1,997,100
    Median Rent$0

    Education

    High School Grad100%
    Bachelor's Degree62.3%

    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 11930 in Context

    The median home in 11930 is valued at $1,997,100 against a median household income of $132,917, a price-to-income ratio of 15.0. That is far above the 2.9 median across the 1,572 New York 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 Suffolk County, 11930 ranks 94 of 95 ZIPs on affordability (1 = lowest ratio); the county median ratio is 4.2.

    11930 ranks 202 of 1,572 statewide on median household income and 8 of 1,572 on median home value; its income is in line with the $128,844 Suffolk County median. 85% of households own their home, above the 80% statewide ZIP median, making this a majority-owner ZIP. 62% of adults hold a bachelor's degree or higher, far above the 31% median, and the poverty rate is 0.7%, far below the 9.9% statewide ZIP median and among the lowest in the state.

    With 80 residents per square mile across 8.6 square miles of land, 11930 is far less dense than the statewide ZIP median of 197 (rank 1,014 of 1,572). 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 1,572 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 11930 primarily serves Amagansett in Suffolk County, New York.

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