Date
Details
Price
Change
Source
8/20/2026
Listed
$1,800,000
—
MLS
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
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1/19
$1,800,000 Just Listed
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1/19
Property Description
Beautifully renovated and move-in ready. This turnkey 3-bedroom, 2.5-bath home is set in a desirable Cos Cob neighborhood and offers four finished levels of comfortable, flexible living space. Updates include an all-new kitchen, renovated bathrooms, new appliances, and new heating and cooling systems. The home also features a 1-car garage, fenced-in yard, patio, and additional outdoor space for relaxing and entertaining. Conveniently located close to Bible Street Park and Montgomery Pinetum Park, with Cos Cob Elementary School, Central Middle School, and downtown Cos Cob all within walking distance. A thoughtfully updated home offering modern finishes, great outdoor space, and an excellent Cos Cob location.
Full Property Details
Full Property Details for 55 Cos Cob Ave
General
- Price: $1,800,000
- Taxes: (July 2025-June 2026)
- Status: Active
- Type: Single Family
- Source: SMARTMLS
- MLS ID: 24201010
- Updated: 8/21/2026
- Added to Site: 2 day(s) ago
Interior
- Number of Rooms: 11
- Fireplace: Yes
- Number of Fireplaces: 1
- Appliances: Gas Range, Microwave, Freezer, Dishwasher, Washer, Electric Dryer
Rooms
Bathrooms
- Total Bathrooms: 3
- Full Bathrooms: 2
- Half Bathrooms: 1
- Full Bath: Lower
- Partial Bath: Lower
Bedrooms
- Total Bedrooms: 3
- Primary Bedroom: Primary Bedroom, Upper
- Bedroom 1: Bedroom, Upper
- Bedroom 2: Bedroom, Upper
Other Rooms
- Living Room: Living Room, Main
- Family Room: Family Room, Lower
- Kitchen: Kitchen, Main
- Dining Room: Dining Room, Main
- Den: Den, Lower
- Laundry: Lower Level
- Other Room 1: Other, Lower
Parking
- Garage: Yes
- Attached garage: Yes
- Garage Spaces: 1
- Total Spaces: 3
- Parking: Attached Garage, Driveway, Off Street Parking
Location
- County: Fairfield
- Neighborhood: Cos Cob
- Driving Directions: Call Milo for viewings.
School Information
- Elementary School: Cos Cob
- Middle School: Central
- High School: Greenwich
Community
- Community Name: Cos Cob
Heating & Cooling
- Cooling Type: Central Air
- Heating Type: Baseboard, Hydro Air, Natural Gas
- Heating Fuel: Natural Gas
- Water Heater: Tankless Hotwater
Utilities
- Sewer: Public Sewer Connected
- Water: Public Water Connected
Structural Information
- Architectural Style: Colonial
- Construction Status: No/Resale
- Exterior Const.: Vinyl Siding, Brick
- Basement Desc.: Full, Fully Finished
- Roof: Asphalt Shingle
- Attic: Yes
- Square Feet: 2,550
- Above Ground: 1,800 Sq. Ft.
- Below Ground: 750 Sq. Ft.
- Year Built: 1960
Lot Features
- Lot Size (Acres): 0.12
- Driveway/Sidewalk: Private, Paved
- Zoning: R6
- Lot Description: Fence - Privacy, Corner Lot, Dry, Level Lot
Financial Considerations
- Assessment Amount: $549,990
- Tax Year: July 2025-June 2026
Disclosures and Reports
- Property ID: 1852177
Listed by Milo Ceci, Milo Ceci
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Listing agent
— 55 Cos Cob Ave —
Milo Ceci
Milo Ceci
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Price & Sales History for 55 Cos Cob Ave
Tax History
Tax History for 55 Cos Cob Ave
Year
Property Taxes
Change
Tax Assessment
Change
2025
$6,797
4%
$549,990
—
2023
$6,565
3%
$549,990
—
2023
$6,400
1%
$549,990
—
2022
$6,341
13%
$549,990
13%
2021
$5,591
-4%
$485,660
—
2020
$5,838
-1%
$485,660
—
2019
$5,896
2%
$485,660
—
2018
$5,765
-1%
$485,660
—
2017
$5,837
2%
$485,660
—
2016
$5,745
27%
$485,660
27%
2015
$4,535
2%
$382,270
—
2014
$4,444
3%
$382,270
—
2013
$4,323
—
$382,270
—
2011
$4,323
—
$382,270
—
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.
Estimate the Cost
Estimate the Cost for 55 Cos Cob Ave
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- Single Family
- Active
- Updated 12 days ago
- 4Beds
- 3Total Baths
- 1,832Sq. Ft.
- Single Family
- Active
- Updated 4 days ago
- 4Beds
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Listed by Houlihan Lawrence
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- Single Family
- Active
- Updated 2 days ago
- 3Beds
- 3Total Baths
- 1,830Sq. Ft.
Listed by Pat Blois (203) 667-1532
- Townhouse
- Active
- Updated 1 day ago
- 2Beds
- 2Total Baths
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- Apartment
- Active
- Updated 4 days ago
- 1Bed
- 1Total Bath
- 725Sq. Ft.
Listed by Arlene Bubbico (203) 984-2327
- Single Family
- Active
- Updated 2 days ago
- 3Beds
- 3Total Baths
- 1,830Sq. Ft.
Listed by Pat Blois (203) 667-1532
- Townhouse
- Active
- Updated 17 hours ago
- 2Beds
- 2Total Baths
- 1,260Sq. Ft.
Listed by Richard Wilson (203) 667-6969
- High Rise Apartment
- Active
- Updated 18 hours ago
- 2Beds
- 1Total Bath
- 875Sq. Ft.
Listed by Arlene Bubbico (203) 984-2327
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- Townhouse
- Closed
- 4Beds
- 4Total Baths
- 2,736Sq. Ft.
Listed by The Richard Breglia Team
Sold by The Riverside Realty Group
Sold by The Riverside Realty Group
- Single Family
- Closed
- Updated 2 days ago
- 4Beds
- 3Total Baths
- 2,720Sq. Ft.
- Single Family
- Closed
- 4Beds
- 3Total Baths
- 2,410Sq. Ft.
Listed by Sotheby's International Realty
Sold by BHHS New England Properties
Sold by BHHS New England Properties
55 Cos Cob Avenue, Greenwich, CT 06807 (MLS# 24201010) is a Single Family property with 3 bedrooms, 2 full bathrooms and 1 partial bathroom. 55 Cos Cob Avenue is currently listed for $1,800,000 and was received on August 20, 2026. Want to learn more about 55 Cos Cob Avenue? Do you have questions about finding other Single Family real estate for sale in Cos Cob? You can browse all Cos Cob real estate or contact a Coldwell Banker agent to request more information.