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Sold for $17,370,000
  • $17,370,000

    11 Langhorne Ln, Greenwich, CT 06831

    8beds
    26,454sqft
    Residential, Single Family Residence
    Built in 2005
    8.79 Acres Lot
    $18,502,700 Zestimate®
    $657/sqft
    $96,615 Estimated rent

    Home value

    $18,502,700

    $16.65M - $20.54M

    $96,615/mo

    Zestimate® history
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    What's special

    Indoor poolWood-burning fireplacesSpectacular outdoor poolStaff quartersStone terracesElegant foyerSecluded acres
    Famed architect Boris Baranovich designed this extraordinary stone Georgian estate of 26,000+/- square feet on 8.788 secluded acres off of Round Hill Road. Exquisitely executed, this stately manor home offers eight bedrooms and twelve full and five half bathrooms throughout four levels of living space. Mature trees and lush lawn surround this exceptional estate with two gated entrances: one to the formal parking court and one for service/deliveries. Beautifully appointed interiors feature eight wood-burning fireplaces in the elegant foyer, living and dining rooms, family room, sunroom, library, and primary suite. There are six upper-level bedrooms in addition to the primary suite, plus a private guest apartment. The third floor is comprised of staff quarters, a playroom and storage. Designed for entertaining, the lower level features a regulation squash court, a billiard/game room, professional 12-seat home theater, gym, climate-controlled wine cellar, kitchenette, full spa bathroom and dramatic indoor pool and Japanese soaking tub. There are two attached garages adjacent to the mudroom. Connected by a breezeway is a detached garage with two additional bays and two car lifts. Bonus office with separate private entrance and private power room. A guest apartment with private entrance offers an en-suite bedroom, kitchenette and sitting room. Overlooking the gorgeous backyard, French doors open to the rear stone terraces. Perfect for indoor/outdoor entertaining is a pergola-covered outdoor dining area with built-in grill and firepit. The sunroom and "pool cabana" rooms open to the spectacular outdoor pool with automatic cover. A extraordinary opportunity to buy an irreplaceable Greenwich estate offering luxurious, resort-style living in the heart of back country.

    Zillow last checked:

    Listing updated:

    Listed by:

    Leslie McElwreath 917-539-3654,

    Sotheby's International Realty

    Bought with:

    Joanne Mancuso, RES.0762572

    Houlihan Lawrence

    Source: Greenwich MLS, Inc.,MLS#: 122878MLS Logo

    Facts & features

    Interior

    Bedrooms & bathrooms
    • Bedrooms: 8
    • Bathrooms: 17
    • Full bathrooms: 12
    • 1/2 bathrooms: 5
    Heating
    • Forced Air, Oil
    Cooling
    • Central Air
    Appliances
    • Laundry: Laundry Room
    Features
    • Kitchen Island, Bookcases, Sep Shower, Back Stairs
    • Basement: Finished,Full
    • Number of fireplaces: 8
    Interior area
    • Total structure area: 26,454
    • Total interior livable area: 26,454 sqft

    Property

    Parking
    • Total spaces: 6
    • Parking features: Electric Gate
    • Garage spaces: 6
    Features
    • Patio & porch: Terrace
    • Exterior features: Balcony
    • Has private pool: Yes
    Lot
    • Size: 8.79 Acres
    • Features: Level
    Details
    • Parcel number: 103192
    • Zoning: RA-4
    • Other equipment: Generator

    Construction

    Type & style
    • Home type: SingleFamily
    • Property subtype: Residential, Single Family Residence
    Materials
    • Stone
    • Roof: Slate
    Condition
    • Year built: 2005
    • Major remodel year: 2012

    Utilities & green energy

    • Sewer: Septic Tank
    • Water: Well
    • Utilities for property: Propane

    Community & HOA

    Community
    • Security: Security System
    Location
    • Region: Greenwich

    Financial & listing details

    • Price per square foot: $657/sqft
    • Tax assessed value: $10,474,660
    • Annual tax amount: $126,125
    • Date on market: 5/28/2025
    • Inclusions: All Kitchen Applncs

    Price history

    DateEventPrice
    11/4/2025Sold$17,370,000-10.9%$657/sqft
    Source: Greenwich MLS, Inc. #122878 Report a problem
    9/19/2025Pending sale$19,500,000$737/sqft
    Source: Greenwich MLS, Inc. #122878 Report a problem
    5/28/2025Listed for sale$19,500,000+14.7%$737/sqft
    Source: Greenwich MLS, Inc. #122878 Report a problem
    4/16/2014Sold$17,000,000+23.6%$643/sqft
    Source: Greenwich MLS, Inc. #82940 Report a problem
    9/16/2008Sold$13,750,000$520/sqft
    Source: Public Record Report a problem

    Public tax history

    YearProperty taxesTax assessment
    2025$126,115 +2.8%$10,474,660
    2024$122,658 +2.8%$10,474,660
    2023$119,306 +1%$10,474,660
    2022$118,154 -4.3%$10,474,660 -1.6%
    2021$123,406 $10,647,630
    2020$123,406 -0.8%$10,647,630
    2019$124,364 +2.7%$10,647,630
    2018$121,064 $10,647,630
    2017$121,064 +3.3%$10,647,630 +2.4%
    2015$117,141 +2.7%$10,394,020
    2014$114,022 +2.7%$10,394,020
    2013$111,008 -2.9%$10,394,020
    2012$114,334 +50.8%$10,394,020 +38.6%
    2011$75,827 +17%$7,500,150 -0.6%
    2010$64,821 +3.4%$7,546,140
    2009$62,708 +49%$7,546,140 +44.2%
    2008$42,084 +3.9%$5,234,390 +0.3%
    2007$40,496 +79.4%$5,218,500 +73.4%
    2006$22,568 $3,009,090
    Find assessor info on the county website

    Neighborhood: 06831

    Nearby schools

    GreatSchools rating
    Schools provided by the listing agent
    • Elementary: Parkway
    • Middle: Western

    Source: Greenwich MLS, Inc.. This data may not be complete. We recommend contacting the local school district to confirm school assignments for this home.

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    $18,502,700
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    $18.9M