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    Greenwich, CT
    Duplex

    Greenwich, CT Duplexes for Sale

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    8 properties
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    Side-by-Side Duplex
    Updated: Jul 15
    Side-by-Side Duplex

    9 Columbus Avenue, Greenwich, CT 06830

    $1,700,000
    2,280 sqft 0.12 AC lot
    Two side‑by‑side residential units
    Each unit includes 2 bedrooms and 1.5 baths
    2,280 square feet of total property size
    0.12‑acre lot
    Built in 1997
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    Duplex with Finished Lower Level
    Updated: Oct 24
    Duplex with Finished Lower Level

    18 Booth Place, Greenwich, CT 06830

    $1,497,000
    3,100 sqft
    Side‑by‑side duplex with approximately 3,100 sq. ft. of finished living space
    Larger residence: 4 bedrooms, 3 full baths, and approximately 1,500 sq. ft.
    Finished, above‑ground lower level of approximately 930 sq. ft. with a private walk‑in entrance
    Second residence: 1 bedroom, 1 full bath, and approximately 690 sq. ft.
    Three separate laundry areas, a large garage, and a backyard
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    Side-by-Side Duplex
    Side-by-Side Duplex

    18 Booth, Greenwich, CT 06830

    $1,497,000
    2,423 sqft

    Two residences include a four-bedroom home with finished lower-level space and a separate one-bedroom unit.

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    Updated Duplex with New Roof
    Updated Duplex with New Roof

    42 Gerry Street, Greenwich, CT 06830

    $1,189,000
    2,118 sqft

    Two renovated units include refreshed appliances and major mechanical updates.

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    Two-Unit Duplex with Finished Attics
    Two-Unit Duplex with Finished Attics

    30 Chapel Street, Greenwich, CT 06831

    $1,590,000
    2,406 sqft

    Two residences feature quartz kitchens, ensuite bedrooms, and separate laundry areas.

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    Side-by-Side Duplex
    Side-by-Side Duplex

    9 Columbus Ave, Greenwich, CT 06830

    $1,700,000
    2,280 sqft

    Two separate residences provide flexible occupancy options on a dead-end street in Greenwich.

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    Two-Unit Residential Income Property
    Two-Unit Residential Income Property

    276 Bruce Park Avenue, Greenwich, CT 06830

    $1,499,000
    1,969 sqft

    Side-by-side two-family home featuring a split-level 2-bedroom unit and a second multi-level unit with additional bedrooms or office space.

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    Side-by-Side Duplex
    Side-by-Side Duplex

    36 Connecticut Ave, Greenwich, CT 06830

    $2,850,000

    Both homes include dedicated garage space and off-street parking.

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    Based on your search, we've compiled 12 Potential Opportunities for your consideration. Besides 8 Active listings in Greenwich, CT, 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.

    Two-Unit Colonial Home
    Two-Unit Colonial Home

    Portchester, NY 10573

    $725,000
    0.14 AC lot

    Duplex property with separate eat-in kitchens, a two-car garage, patio, and first-floor bedroom and full bath.

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    Mixed-Use Building with Event Space
    Mixed-Use Building with Event Space

    Portchester, NY 10573

    $725,000
    0.04 AC lot

    Two occupied residences accompany a flexible ground-floor commercial area with kitchen and half bath.

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    Two-Unit Colonial Duplex
    Two-Unit Colonial Duplex

    Portchester, NY 10573

    Contact for pricing

    Colonial-style duplex with two eat-in kitchens and garage parking.

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    Mixed-Use Building With Event Space
    Mixed-Use Building With Event Space

    Portchester, NY 10573

    Contact for pricing

    Two residential apartments accompany a flexible ground-floor commercial area with a kitchen and half bath.

    View details

    Greenwich, CT Duplexes Market Trends and Statistics

    Explore 8 duplexes for sale in Greenwich, CT, showcased through 8 active listings on our real estate platform. These investment opportunities span a total of 16,576 square feet of properties for sale, with an estimated market value of $13,522,000.

    Sale prices for two-family homes in Greenwich, CT start at $1,189,000, averaging $1,690,250, and reaching up to $2,850,000 — 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

    Duplexes 10
    Apartment buildings 1

    Demographics Overview

    Population 40K
    Population Growth (5Y) -0.6%
    Median Household Income $173,484
    College Educated 52.6%

    High-Yield Neighborhoods for Investment

    Identify Greenwich submarkets with the highest inventory density on the market and evaluate the average listing prices of real estate assets

    Neighborhood Average Price
    06830 $1.6M

    Taxes & Financing

    Tax Rate (average for all types) 1.16%
    Property Tax per SF $12.82 per SF
    Tax Rate vs County Average 1.27 pp below county avg
    Average Loan-to-Value 65.0%

    Listings Trend

    New vs delisted commercial listings in Fairfield County

    New Delisted

    Total CRE Inventory on Market (SF)

    Average Property Price per SF

    For-sale pricing trends across core commercial property types in Fairfield County

    Retail

    Office

    Residential Income

    Property Size Breakdown

    The majority of commercial real estate listings in Greenwich fall within the 100,000+ square foot range.

    How Realmo verifies these figures

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