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    Northampton, NY
    Duplex

    Northampton, NY Duplexes for Sale

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    Colonial Duplex
    Updated: Nov 23, 2025
    Colonial Duplex

    418 Lincoln Street, Riverhead, NY 11901

    $779,998
    0.12 AC lot
    Duplex on a 0.12‑acre parcel
    Colonial architectural style; built in 1895
    Five identified bedrooms and three identified bathrooms
    Formal dining room and basement
    Frame and cedar construction
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    Victorian Duplex with Cottage
    Updated: Mar 18
    Victorian Duplex with Cottage

    761 E Main Street, Riverhead, NY 11901

    $959,000
    0.62 AC lot
    Duplex property with 2 income‑producing homes
    3,500 sq. ft. Victorian residence built in 1900
    Separate 2‑bedroom cottage with certificates of occupancy
    1,700 sq. ft. shell building for storage
    DC‑3 zoning allows residential and commercial uses
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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Based on your search, we've compiled 6 Potential Opportunities for your consideration. Besides 2 Active listings in Northampton, NY, we suggest exploring several alternatives: 4 properties in Nearby Cities

    Opportunities in Nearby Cities

    Here are 4 Similar properties we found in Nearby Locations for your consideration.

    Legal Two-Family Duplex With Two Detached Homes
    Legal Two-Family Duplex With Two Detached Homes

    33 Locust Avenue, Southampton, NY 11968

    $1,199,999
    0.46 AC lot

    Legal two-family duplex zoned R-10 with two detached ranch-style homes on one lot, each with basement and oil heat.

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    Duplex with Updated Kitchens
    Duplex with Updated Kitchens

    458 N Magee Street, Southampton, NY 11968

    $1,500,000
    0.18 AC lot

    Corner-lot property with two living areas, quartz counters, stainless appliances, and a full unfinished basement.

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    Colonial Duplex with Outdoor Amenities
    Colonial Duplex with Outdoor Amenities

    407 Wiggins Street, Greenport, NY 11944

    $1,297,000
    0.12 AC lot

    Legal two-family property with separate residences, private outdoor features, and a detached garage.

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    Two-Unit Colonial Duplex
    Two-Unit Colonial Duplex

    401 Wiggins Street, Greenport, NY 11944

    $1,297,000
    0.12 AC lot

    Legal two-family property with separate residences, central air, and multiple outdoor living areas.

    View details

    Northampton, NY Duplexes Market Trends and Statistics

    Explore 2 duplexes for sale in Northampton, NY on our real estate platform.

    Sale prices for duplexes in Northampton, NY start at $779,998, averaging $869,499, and reaching up to $959,000 — offering options for a variety of budgets and business needs. Daily updated analytics ensure you stay ahead with the latest data and market trends.

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    Top Commercial Asset Segments

    Commercial property segments ranked by active listings on the market

    Mobile home & RV parks 3
    Duplexes 2
    Apartment buildings 1

    Demographics Overview

    Population 4,093
    Population Growth (5Y) -2.2%
    Median Household Income $70,938
    College Educated 36.0%

    Listings Trend

    New vs delisted commercial listings in Suffolk County

    New Delisted

    Total CRE Inventory on Market (SF)

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