FOR SALE

3D VIEW

4 Cos Cob Ave
Cos Cob, CT 06807

Cos Cob

4 Beds
3 Baths
2,720 sqft

$1,650,000

Est. Mortgage $10,501/mo*

Get Pre-Qualified

$1,650,000

Est. Mortgage $10,501/mo*

Get Pre-Qualified

4 Beds

3 Baths

2,720 sqft

We estimate this home will sell faster than 96% nearby.

Local Information

-- mins to

Commute Destination

Description

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.

We estimate this home will sell faster than 96% nearby.

Open House

Sunday, June 14

12:00 PM to 2:00 PM

Home Highlights

Parking

Garage

Outdoor

No Info

A/C

Heating & Cooling

HOA

None

Price/Sqft

$607

Listed

4 days ago

Home Details for 4 Cos Cob Ave

Interior Features
Interior Details Basement: Exterior Entry
Beds & Baths Number of Bedrooms: 4Number of Bathrooms: 3Number of Bathrooms (full): 3
Dimensions and Layout Living Area: 2720 Square Feet
Heating & Cooling Heating: Natural Gas,Forced AirHas CoolingAir Conditioning: Central AirHas HeatingHeating Fuel: Natural Gas
Fireplace & Spa Number of Fireplaces: 1Has a Fireplace

Exterior Features
Exterior Home Features Roof: AsphaltFencing: FencedNo Private Pool
Parking & Garage Number of Garage Spaces: 2Number of Covered Spaces: 2Has a GarageParking Spaces: 2Parking: Garage Door Opener

Days on Market
Days on Market: 4

Property Information
Year Built Year Built: 1951Year Renovated: 2013
Property Type / Style Property Type: ResidentialProperty Subtype: Residential, Single Family ResidenceArchitecture: Colonial
Building Construction Materials: See Remarks
Property Information Included in Sale: Washer/Dryer, All Kitchen ApplncsParcel Number: 082654/S

Price & Status
Price List Price: $1,650,000Price Per Sqft: $607

Active Status
MLS Status: Active

Location
Direction & Address City: Cos Cob
School Information Elementary School: Cos CobJr High / Middle School: Central

Agent Information
Listing Agent Listing ID: 125238

Building
Building Area Building Area: 2720 Square Feet

Lot Information
Lot Area: 6098.4 sqft

Mobile R/V
Mobile Home Park Mobile Home Units: Feet

Miscellaneous
BasementMls Number: 125238

Last check for updates: about 3 hours ago

Listing courtesy of Katie Benson, (917) 270-3371

Houlihan Lawrence

Source: Greenwich MLS, Inc., MLS#125238

Also Listed on Smart MLS, Smart MLS, Greenwich MLS, Inc..

Market trends in Greenwich

Last updated May 2026

Avg. sale price

$1.76M

$257KMoM

Sale-to-List Price

101.2%

1.0%MoM

Price per sq ft

$779

$4MoM

Available listings

183

8MoM

Price History for 4 Cos Cob Ave

Date	Price	Event	Source
06/10/2026	$1,650,000	Listed For Sale	Smart MLS #24182748

08/17/2012	$540,000	Sold	N/A
Recording Date 08/17/2012 County Transfer Tax N/A Total Transfer Tax $44

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Property Tax and Assessment

Year	2025
Tax	$7,394
Assessment	$598,290

Home facts updated by county records

Comparable Sales for 4 Cos Cob Ave

Address	Distance	Property Type	Sold Price	Sold Date	Bed	Bath	Sqft
16 Kent Pl, Cos Cob, CT	0.23	Single-Family Home	$1,690,000	05/15/26	4	2.5	2,410
24 Valley Rd, Cos Cob, CT	0.04	Single-Family Home	$2,400,000	02/25/26	4	4.5	3,221
57 Orchard St, Cos Cob, CT	0.21	Single-Family Home	$1,200,000	07/31/25	3	2.5	1,836
4 Miami Ct, Cos Cob, CT	0.22	Single-Family Home	$1,885,000	03/20/26	4	3	1,785
24 Rippowam Rd, Cos Cob, CT	0.25	Single-Family Home	$1,595,000	08/22/25	4	2.5	3,827
2 River Ln, Cos Cob, CT	0.26	Single-Family Home	$1,200,000	07/10/25	3	2	1,613
36 Cary Rd, Riverside, CT	0.43	Single-Family Home	$1,850,000	10/15/25	4	4	2,400
17 Meadow Dr, Cos Cob, CT	0.26	Single-Family Home	$1,152,000	11/21/25	3	2	1,331
15 Ridge Rd, Cos Cob, CT	0.37	Single-Family Home	$1,420,000	10/24/25	4	2	2,073

Nearby homes

Get a sense of prices in the area by checking nearby homes.

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OFF MARKET
Est. $1,537,400
3 bd
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6 Cos Cob Ave,
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Cos Cob, CT 06807
Douglas Elliman of Connecticut
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Additional Cost

Assigned Schools

These are the assigned schools for 4 Cos Cob Ave.

View nearby schools on GreatSchools

The GreatSchools Rating compares schools on a variety of school quality indicators including test scores, college readiness, equity and more. Learn more.

Neighborhood Overview

Cos Cob

14 Homes For You
Buy: $70k - $4.85m

See Local Highlights

Neighborhood stats provided by third party data sources.

LGBTQ Local Legal Protections

Katie Benson, Houlihan Lawrence

Agent Phone: (917) 270-3371

Listing data courtesy of Greenwich MLS. IDX information is provided exclusively for consumers’ personal, non-commercial use, that it may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Data is deemed reliable but is not guaranteed accurate by the MLS.

4 Cos Cob Ave, Cos Cob, CT 06807 is a 4 bedroom, 3 bathroom, 2,720 sqft single-family home built in 1951. 4 Cos Cob Ave is located in Cos Cob, Cos Cob. This property is currently available for sale and was listed by Greenwich MLS, Inc. on Jun 10, 2026. The MLS # for this home is MLS# 125238.

4 Cos Cob Ave
Cos Cob, CT 06807

$1,650,000

$1,650,000

Local Information