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$1,650,000 Just Listed

  • For Sale
  • Active
  • Single Family
  • 4 Beds
  • 3 Full Baths
  • 2,720 Sq. Ft.
  • 2 Car Garage
  • Updated 5 hours ago

Next open house:

Open House: 12:00 PM - 2:00 PM

Saturday 6/13 12:00 PM - 2:00 PM

4 Cos Cob Avenue,Greenwich, CT 06807

4 Cos Cob AvenueGreenwichCT06807

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Join us at 4 Cos Cob Avenue on:

  • Open House: 1:00 PM - 3:00 PM

    Sunday 6/14 1:00 PM - 3:00 PM

    4 Cos Cob Avenue,Greenwich, CT 06807
    4 Cos Cob AvenueGreenwichCT06807
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See This Home
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Move right into this beautifully maintained 4-bedroom home in the heart of Cos Cob! The first floor offers a wonderful open-concept family room flowing seamlessly into the eat-in kitchen, creating the perfect space for everyday living and entertaining. A formal dining room, full bath, private office, and study complete the main level. Upstairs, you'll find four generously sized bedrooms and two full bathrooms, including access to a walk-up attic from one of the bedrooms, providing excellent storage or future expansion potential. Outside, enjoy a flat backyard and detached two-car garage. Ideally located just moments from parks, shops, restaurants, schools, and the train, this home offers the perfect combination of space, convenience, and lifestyle.

Full Property Details for 4 Cos Cob Ave

General

  • Price: $1,650,000
  • Taxes: (July 2025-June 2026)
  • Status: Active
  • Type: Single Family
  • Source: SMARTMLS
  • MLS ID: 24182748
  • Updated: Today (6/10/2026)
  • Added to Site: Today

Interior

  • Number of Rooms: 9
  • Fireplace: Yes
  • Number of Fireplaces: 1
  • Appliances: Refrigerator, Washer, Dryer

Rooms

Bathrooms

  • Total Bathrooms: 3
  • Full Bathrooms: 3
  • Primary Bathroom: Primary Bath, Upper
  • Full Bath: Main

Bedrooms

  • Total Bedrooms: 4
  • Primary Bedroom: Primary Bedroom, Upper
  • Bedroom 1: Bedroom, Upper
  • Bedroom 2: Bedroom, Upper
  • Bedroom 3: Bedroom, Upper

Other Rooms

  • Living Room: Living Room, Main
  • Kitchen: Kitchen, Main
  • Dining Room: Dining Room, Main
  • Office: Office, Main
  • Study: Main

Parking

  • Garage: Yes
  • Garage Spaces: 2
  • Parking: Detached Garage

Location

  • County: Fairfield
  • Neighborhood: Cos Cob
  • Driving Directions: GPS

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: Hot Air, Natural Gas
  • Heating Fuel: Natural Gas
  • Water Heater: Natural Gas, Domestic

Utilities

  • Sewer: Public Sewer Connected
  • Water: Public Water Connected

Structural Information

  • Architectural Style: Colonial
  • Construction Status: No/Resale
  • Exterior Const.: Hardie Board
  • Basement Desc.: Crawl Space
  • Roof: Asphalt Shingle
  • Attic: Yes
  • Square Feet: 2,720
  • Above Ground: 2,720 Sq. Ft.
  • Year Built: 1951

Lot Features

  • Lot Size (Acres): 0.14
  • Zoning: R-6
  • Lot Description: Fence - Partial

Financial Considerations

  • Assessment Amount: $598,290
  • Tax Year: July 2025-June 2026

Disclosures and Reports

  • Exclusions: Ring doorbell
  • Property ID: 1852256

Listed by Houlihan Lawrence, The Metalios Team at Houlihan Lawrence, Katie Benson

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Listing agent

— 4 Cos Cob Ave —

  • Katie Benson

    Houlihan Lawrence

Agent Contact: (917) 270-3371 Office Contact: (203) 869-0700

Get Pre-Approved Today

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

Get Pre-Approved

Schools serving 4 Cos Cob Ave

School District:Greenwich School District
NameGradesDistance
Cos Cob School
300 East Putnam Ave., Greenwich, CT 06807
K-50.2 mi
Central Middle School
9 Indian Rock Lane, Greenwich, CT 06830
6-80.7 mi
Greenwich High School
10 Hillside Road, Greenwich, CT 06830
9-121 mi
Disclaimer: School attendance boundaries provided by ATTOM Data Solutions and are for reference only. Contact the school directly to verify enrollment eligibility.

Price & Sales History for 4 Cos Cob Ave Get Price Alerts and Save Property

Date
Details
Price
Change
Source
6/10/2026
Listed
$1,650,000
205.56%
MLS
8/17/2012
Sold
$540,000
—
Public Record
Get Price Alerts and Save Property
Disclaimer: Historical sales information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

Tax History for 4 Cos Cob Ave

Year
Property Taxes
Change
Tax Assessment
Change
2025
$7,394
4%
$598,290
—
2023
$7,141
3%
$598,290
—
2023
$6,962
1%
$598,290
—
2022
$6,898
4%
$598,290
9%
2021
$6,637
—
$551,250
—
2020
$6,626
-1%
$551,250
—
2019
$6,692
2%
$551,250
—
2018
$6,543
-1%
$551,250
—
2017
$6,625
2%
$551,250
—
2016
$6,521
-10%
$551,250
-10%
2015
$7,228
3%
$609,280
1%
2014
$7,045
55%
$606,060
51%
2013
$4,535
—
$400,960
—
2011
$4,535
—
$400,960
—
View All
Disclaimer: Historical tax information is derived from public records provided by the county offices. Information is not guaranteed and should be independently verified.

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*These costs are estimates, and the interest rates assume exceptional credit standing.

Be ready to buy your new home!

with our affiliated lender
NMLS#: 1598647

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Listed by Houlihan Lawrence, The Metalios Team at Houlihan Lawrence, Katie Benson

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4 Cos Cob Avenue, Greenwich, CT 06807 (MLS# 24182748) is a Single Family property with 4 bedrooms and 3 full bathrooms. 4 Cos Cob Avenue is currently listed for $1,650,000 and was received on June 10, 2026. Want to learn more about 4 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.

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