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For sale
  • $3,750,000

    5 Butler St, Cos Cob, CT 06807

    5beds
    3,983sqft
    : 
    $22,888/mo
    Get pre-qualified
    Residential, Single Family Residence
    Built in 2015
    0.29 Acres Lot
    $3,819,800 Zestimate®
    $942/sqft
    $-- HOA

    What's special

    Sophisticated and designed for effortless living, this exceptional four-level residence with approximately 5,000 sq ft of thoughtfully connected spaces offers the lifestyle today's buyers desire. With the feel of new construction, the recently refreshed home retains the character and craftsmanship of its extensive millwork, complemented by 9-foot ceilings, hardwood floors and well proportion rooms throughout. An inviting open-concept floor plan creates a seamless flow between the principal rooms and sets the tone for what's to come. The highlight is a spectacular gourmet kitchen featuring Carrara marble countertops, high-end appliances, and a 2-tier island with seating. The kitchen opens to the spacious family room anchored by a striking stone fireplace and framed by an incredible west- facing deck ideal for indoor/outdoor entertaining as it captures sunsets and picturesque views of Loughlin Park. The expansive primary suite is a private sanctuary, complete with a gas fireplace, balcony, walk-in closet and luxurious Carrara marble bath. Three family bedrooms, two baths and laundry room complete the second floor. The finished attic space has been converted into a playroom/ gym complete with a climbing wall. The substantial lower level is valuable additional space offering a guest bedroom, large family room, and mudroom with access to the outfitted two-car garage and flat backyard. Ideally situated in the heart of Cos Cob, the property is moments from village shops and restaurants, Metro-North, Loughlin and Cos Cob Parks, the Bush-Holley House, and scenic Cos Cob Harbor- offering an unparalleled combination of refined living, convenience and setting. Elevator shaft in place.
    4 days
    1,020
    53

    Zillow last checked:

    Listing updated:

    Listed by:

    Cate Keeney 203-536-8187,

    Sotheby's International Realty

    Source: Greenwich MLS, Inc.,MLS#: 126001MLS Logo

      Facts & features

      Interior

      Bedrooms & bathrooms
      • Bedrooms: 5
      • Bathrooms: 5
      • Full bathrooms: 4
      • 1/2 bathrooms: 1
      Heating
      • Natural Gas, Forced Air
      Cooling
      • Central Air
      Appliances
      • Laundry: Laundry Room
      Features
      • Kitchen Island, Entrance Foyer, Central Vacuum
      • Basement: Finished
      • Number of fireplaces: 3
      Interior area
      • Total structure area: 3,983
      • Total interior livable area: 3,983 sqft

      Property

      Parking
      • Total spaces: 2
      • Parking features: Garage Door Opener
      • Garage spaces: 2
      Features
      • Patio & porch: Deck
      • Exterior features: Balcony
      • Has spa: Yes
      • Spa features: Bath
      Lot
      • Size: 0.29 Acres
      • Features: Parklike
      Details
      • Parcel number: 82209/S
      • Zoning: R-7
      • Other equipment: Generator

      Construction

      Type & style
      • Home type: SingleFamily
      • Architectural style: Colonial
      • Property subtype: Residential, Single Family Residence
      Materials
      • Shingle Siding
      • Roof: Asphalt
      Condition
      • Year built: 2015

      Utilities & green energy

      • Water: Public

      Community & HOA

      Community
      • Security: Security System
      Location
      • Region: Cos Cob

      Financial & listing details

      • Price per square foot: $942/sqft
      • Tax assessed value: $1,917,230
      • Annual tax amount: $20,100
      • Date on market: 10/10/2026
      • Inclusions: Washer/Dryer, All Kitchen Applncs

        Estimated market value

        $3,819,800

        $3.48M - $4.20M

        Not available

        Price history

        DateEventPrice
        10/10/2026Listed for sale$3,750,000+70.5%$942/sqft
        Source: Greenwich MLS, Inc. #126001 Report a problem
        7/25/2019Sold$2,200,000-6.4%$552/sqft
        Source: Greenwich MLS, Inc. #107426 Report a problem
        8/3/2016Sold$2,350,000+179.1%$590/sqft
        Source: Public Record Report a problem
        8/23/2013Sold$842,100$211/sqft
        Source: Greenwich MLS, Inc. #85660 Report a problem

        Public tax history

        YearProperty taxesTax assessment
        2025$19,473 +3.5%$1,575,630
        2024$18,807 +2.6%$1,575,630
        2023$18,334 +0.9%$1,575,630
        2022$18,167 +0.7%$1,575,630 +5.2%
        2021$18,033 +0.2%$1,497,790
        2020$18,003 -1%$1,497,790
        2019$18,183 +2.3%$1,497,790
        2018$17,779 -1.2%$1,497,790
        2017$18,002 +169%$1,497,790 +164.7%
        2016$6,692 $565,740
        Find assessor info on the county website

        Monthly payment

        Est. payment

        Payment breakdown

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        All calculations are estimates and provided by Zillow, Inc. for informational purposes only. Actual amounts may vary.
        HOA fees may include property taxes on listings classified as Co-Ops. Contact the listing agent and/or owner for fee details.
        See how much you could borrow to make a competitive offer.

        Climate risks

        Neighborhood: Cos Cob

        Getting around

        71 / 100
        Very Walkable
        40 / 100
        Somewhat Bikeable

        Nearby schools

        GreatSchools rating
        Schools provided by the listing agent
        • Elementary: Cos Cob
        • Middle: Central

        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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