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    Northampton, NY Duplexes for Sale

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    Calverton, NY Manorville, NY Speonk, NY
    Colonial Duplex in Prime Location
    $1,295,000
    1.24 Acres

    Colonial Duplex in Prime Location

    250 Main Road, Riverhead, NY 11901

    Spacious Colonial duplex on 1.24 acres in Riverhead, NY.

    • Prime location on Main Road in Riverhead, offering both immediate value and long‑term upside.
    • Income‑generating duplex with two spacious rental units and potential for a third.
    • Large 1.24‑acre parcel with ample off‑street parking.
    • Substantial 3,900 square feet of living space with 8 bedrooms and 4 bathrooms.
    • Flexible property suitable for multigenerational living, rental expansion, or creative reconfiguration.
    Updated: Feb 4
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    Riverhead Two-Family Home For Sale
    $799,000
    0.12 Acres

    Riverhead Two-Family Home For Sale

    418 Lincoln Street, Riverhead, NY 11901

    Two-family home in Riverhead with existing rental income.

    • High rental income: $5500 per month.
    • Two‑family home: Ideal for investment or owner occupancy with rental income.
    • Convenient location: Close to schools, shopping center, gas station, and main street.
    • Tenants in place: Immediate rental income stream.
    • Multiple heating systems: Forced Air, Natural Gas, Oil, and Hot Water.
    Updated: Nov 23, 2025
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    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.

    Greenport Legal Two-Family Home
    $1,297,000
    0.12 Acres

    Greenport Legal Two-Family Home

    Two-family home in Greenport Village near restaurants, shopping, and transportation.

    407 Wiggins Street, Greenport, NY 11944
    View details
    Greenport Legal Two-Family Property
    $1,297,000
    0.12 Acres

    Greenport Legal Two-Family Property

    Two-family property in Greenport, NY, near local amenities.

    401 Wiggins Street, Greenport, NY 11944
    View details
    Medford Commercial Properties For Sale
    $6,500,000
    1.65 Acres

    Medford Commercial Properties For Sale

    Three adjacent commercial properties totaling 4 acres in Medford, NY.

    3120 Route 112, Medford, NY 11763
    View details
    Four Acre Commercial Property
    $6,500,000
    19,500 SF

    Four Acre Commercial Property

    Three adjacent properties totaling four acres for sale.

    3120 Route 112, Medford, NY 11763
    View details

    Northampton, NY Duplexes Investment Opportunities Market Analysis

    Explore 2 duplexes for sale in Northampton, NY on our real estate platform. These investment opportunities span a total of 0 square feet of properties for sale, with an estimated market value of $2,094,000.

    Sale prices for duplexes in Northampton, NY start at $799,000, averaging $1,047,000, and reaching up to $1,295,000 — 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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    Leading Commercial Asset Segments

    Duplexes 2
    Mobile home & RV parks 2
    Apartment buildings 1

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