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    Sullivan County, NY Duplexes for Sale

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    Automotive Garage with Live-Work Space
    Updated: Aug 23, 2025
    Automotive Garage with Live-Work Space

    36 Cold Spring Rd, Monticello, NY 12701

    $974,900
    5,443 sqft
    HC2 zoned property with two buildings and flexible live/work and extended business use.
    Main garage is just under 3,500 SF with five overhead doors of various heights, office, and restroom; currently set up for automotive business.
    Second building is approx. 2,000 SF; formerly a duplex and still has two electric meters, rented by a single tenant (convert back if desired).
    Over 700 ft of road frontage on Cold Spring Road / County Road 102 for vehicle, delivery, and truck access.
    Serviced by municipal sewer and a drilled well; municipal water is approx. 500 ft away.
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    This listing looks promising.

    Here's a quick look at some key insights for

    36 Cold Spring Rd, Monticello, NY 12701

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    • Est. Cap Rate

      6.7%
      Above avg (5.9%)

    • Est. NOI

      $66K
      Annual

    • Price @ 7% Cap

      $939K
      Suggested
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    Duplex with Sauna
    Updated: Apr 15
    Duplex with Sauna

    97 Liberty Street, Monticello, NY 12701

    $599,900
    0.34 AC lot
    Two‑unit layout with separate entrances
    First‑floor residence offers 3 bedrooms, 2 full bathrooms, and 1 half bath
    Upstairs unit includes 1 bedroom and 1 bathroom
    Walk‑in sauna and soaking tub in the primary suite
    0.3444‑acre lot with decks, patio, and fenced yard
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    Ranch Duplex with Lake Views
    Ranch Duplex with Lake Views

    1199 State route 52, Loch Sheldrake, NY 12759

    $275,000
    0.25 AC lot

    Each residence includes two bedrooms, a full bath, and propane heat.

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    Renovated Multifamily Property with Bungalow
    Renovated Multifamily Property with Bungalow

    5039 Main Street, South Fallsburg, NY 12779

    $850,000
    0.70 AC lot

    Three residential structures include updated living spaces, parking, public water, and a recently installed septic system.

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    Turn a Listing Into an Investment Snapshot Cap Rate, Potential NOI, Demand score for every listing. Go To Analytics Center
    Duplex with Pond
    Duplex with Pond

    118 Old Roosa Gap Road, Bloomingburg, NY 12721

    $579,000
    7.20 AC lot

    Two residential units sit on private acreage within the Pine Bush School District.

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    Two-Unit Duplex with Walk-Out Basement
    Two-Unit Duplex with Walk-Out Basement

    41 Broadway, Woodridge, NY 12789

    $499,000
    0.37 AC lot

    Two 2-bedroom apartments plus a walk-out basement and porch in a 1937 duplex on public water.

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    Seasonal Duplex Near Masten Lake
    Seasonal Duplex Near Masten Lake

    5-7 Summer Street, Wurtsboro, NY 12790

    $159,000

    Two seasonal cottages offer separate renovation projects in a lake-community setting reached by a shared dirt road.

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    Updated Duplex Home
    Updated Duplex Home

    67 Main Street, Bloomingburg, NY 12721

    $490,000
    1,650 sqft

    Two-family residence with refreshed interiors, an open kitchen, first-floor bedroom, and parking-lot access.

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    Updated Two-Unit Duplex
    Updated Two-Unit Duplex

    42 Old Sackett Road, Rock Hill, NY 12775

    $399,900
    0.69 AC lot

    Two separate apartments include one- and two-bedroom layouts with one full bath in each.

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    Two-Unit Duplex
    Two-Unit Duplex

    14 Smith Street, Monticello, NY 12701

    $349,000
    0.21 AC lot

    Two residential units feature separate living areas, updated kitchen space, and bedrooms arranged for comfortable daily use.

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    Legal Two-Family Duplex with Garage
    Legal Two-Family Duplex with Garage

    31 Cottage St, Monticello, NY 12701

    $425,000

    Two distinct apartments provide flexible living arrangements, with landscaped outdoor areas and a deep detached garage for parking or storage.

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    Two-Cottage Duplex Property
    Two-Cottage Duplex Property

    Mountaindale, NY 12763

    $299,000
    0.68 AC lot

    Two year-round cottages offer separate living areas, private utilities, outdoor space, and current rental occupancy without leases.

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    Duplex with Renovated Unit
    Duplex with Renovated Unit

    410 Main Street, Grahamsville, NY 12740

    $279,000
    1.10 AC lot

    One unit includes updated kitchen and bathroom finishes, while the other is currently operated as an Airbnb.

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    Ranch Duplex with Lake Views
    Ranch Duplex with Lake Views

    1199 State Route 52, Loch Sheldrake, NY 12759

    $275,000

    Two residential units include propane heat, side parking, and a fenced yard serving the right-side unit.

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    Duplex Property with Commercial Zoning
    Duplex Property with Commercial Zoning

    275-277 State Route 17b, Monticello, NY 12701

    $649,900
    4.92 AC lot

    Two frame homes and a separate vacant parcel create a flexible configuration within CI Commercial Industrial zoning.

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    Ranch-Style Duplex with Lake Views
    Ranch-Style Duplex with Lake Views

    1199 Brickman Rd, Hurleyville, NY 12747

    $295,000

    Two two-bedroom units offer propane heat, side parking, and a fenced yard.

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    Two-Unit Duplex with Lake Rights
    Two-Unit Duplex with Lake Rights

    85 Delaware Trl, Glen Spey, NY 12737

    $199,000

    Includes a mobile home and cottage, with an attached garage, updated finishes, and private outdoor space.

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    Two Cabins on Private Lake
    Two Cabins on Private Lake

    40 Beaver Brook Road, Yulan, NY 12792

    $517,000

    Two-cabin property on a private lake, near NYC.

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    Duplex with Expansive Backyard
    Duplex with Expansive Backyard

    140 E Broadway, Monticello, NY 12701

    Contact for pricing

    Two-unit residential property with separate living spaces, fireplaces, updated appliances, and outdoor room for gatherings.

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    Mixed-Use Property on Highway Corner
    Mixed-Use Property on Highway Corner

    10 Britman Rd, Mongaup Valley, NY 12762

    Contact for pricing
    6,000 sqft

    Mixed-use property with residential and commercial units on strategic corner.

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    Renovated Multifamily Property
    Renovated Multifamily Property

    79 High St, Monticello, NY 12701

    Contact for pricing

    Two residential buildings provide updated apartment layouts within walking distance of a NYC bus line.

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    Based on your search, we've compiled Potential Opportunities for your consideration. Besides 21 Active Listings in Sullivan County, NY

    Sullivan County, NY Duplexes Market Trends and Statistics

    Explore 21 duplexes for sale in Sullivan County, NY, showcased through 21 active listings on our real estate platform. These investment opportunities span a total of 13,093 square feet of properties for sale, with an estimated market value of $8,114,600.

    Sale prices for duplexes in Sullivan County, NY start at $159,000, averaging $450,811, and reaching up to $974,900 — 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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