ZIP Code 12140 — Poestenkill, New York

    📍 ZIP code 12140 is in Poestenkill, Rensselaer County, New York.

    ZIP code 12140 is located in Poestenkill, Rensselaer County, New York. It is a standard zip code in the Eastern Time Zone with an estimated population of 1,526. The area code for zip code 12140 is 518.

    ZIP
    12140
    City
    Poestenkill
    County
    Rensselaer County
    State
    New York
    Time Zone
    Eastern
    Area Code
    518
    Type
    Standard
    USPS City
    Poestenkill
    Latitude
    42.6820° N
    Longitude
    73.5720° W
    Land Area
    7.2 sq mi
    Water Area
    0 sq mi

    ZIP Code 12140 Map

    Coordinates: 42.6820°N, 73.5720°W

    ZIP Code 12140 Demographics

    Population

    Total Population1,526
    Density212/sq mi
    Median Age50.2
    Male / Female45.7% / 54.3%

    Income & Economy

    Median Household$120,476
    Per Capita$53,650
    Poverty Rate9.8%
    Unemployment1.5%

    Housing

    Total Units646
    Owner-Occupied90.5%
    Renter-Occupied9.5%
    Median Home Value$305,400
    Median Rent$1,005

    Education

    High School Grad98%
    Bachelor's Degree44.9%

    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 12140 in Context

    The median home in 12140 is valued at $305,400 against a median household income of $120,476, a price-to-income ratio of 2.5. That is below 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 Rensselaer County, 12140 ranks 13 of 26 ZIPs on affordability (1 = lowest ratio); the county median ratio is 2.6. Renting takes 10.0% of median household income (median rent $1,005 a month), under the 30% cost-burden threshold.

    12140 ranks 282 of 1,572 statewide on median household income and 610 of 1,572 on median home value; its income is above the $90,583 Rensselaer County median. 91% of households own their home, above the 80% statewide ZIP median, making this a majority-owner ZIP. 45% of adults hold a bachelor's degree or higher, above the 31% median, and the poverty rate is 9.8%, in line with the 9.9% statewide ZIP median. Unemployment stands at 1.5%.

    With 212 residents per square mile across 7.2 square miles of land, 12140 is denser than the statewide ZIP median of 197 (rank 758 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 12140 primarily serves Poestenkill in Rensselaer County, New York.

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