OFF MARKET

Off Market Feb 2008 for $1.8M

$2,916,413

Est. refi paymentEst. refi $3,764/mo

•

4,171

sq ft

399 Cognewaugh Rd, Cos Cob, CT 06807

About this home

COMPLETELY REBUILT IN 1990, THIS COLONIAL STYLE HOME W/ CONTEMPORARY FLAIR IS SITED ON 2.07 LUSH ACRES. LIGHT & BRIGHT W/ HIGH CEILINGS, THIS HOME FEATURES A LR W/ OAK FLOORS, FR DOORS TO TERRACE, EAT-IN KITCHEN/FAMILY ROOM, SPACIOUS 2ND FL MASTER W/ WALK-IN CLOSET & ENSUITE BTHRM. EXCEPTIONAL 3RD FLOOR W/ 2 LARGE BDRMS. ELEVATOR & LARGE LANDINGS ON 2ND & 3RD FL. HDWD FLOORS RECENTLY REFINISHED.

Single-familyProperty Type

1930Year Built

2.07 acresLot Size

$699Est. Price/Sq.Ft.

2 car garageParking

Listed by Kathy Adams • Country Living Associates

Bought with Douglas Fainelli • Shore and Country Properties

Redfin checked: a minute ago

•Source:GMLS #67802

Redfin Estimate

$2,916,413

$1.1M since sold in February 2008$18K since August

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 12.2% higher than the average sale price ($2.60M) of 6 comparable homes.

SOLD MAY 21, 2026
$3,000,000
A
4 beds4.5 baths3,734 sq ft
29 Old Stone Bridge Rd, Cos Cob, CT 06807
SOLD AUG 11, 2026
$1,800,000
B
5 beds4.5 baths4,505 sq ft
147 Highline Trl, Stamford, CT 06902
SOLD JUN 1, 2026
$3,800,000
C
4 beds4.5 baths4,096 sq ft
41 Stone Brook Ln, Cos Cob, CT 06807
SOLD JUL 16, 2026
$2,000,000
D
4 beds3 baths3,399 sq ft
441 Cognewaugh Rd, Cos Cob, CT 06807
SOLD MAY 15, 2026
$2,550,000
E
4 beds4.5 baths4,161 sq ft
150 N Old Stone Bridge Rd, Cos Cob, CT 06807
SOLD JUL 24, 2026
$2,445,000
F
4 beds4.5 baths3,826 sq ft
681 River Rd, Cos Cob, CT 06807

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Earn from this home

Sell

$1,993,926

Est. take-home

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Refinance

Est. cash available

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Rent

$4,633/mo

Redfin rental estimate

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Market trends in 06807, CT

Last updated August 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

103.9%

+0.7% MoM

Median sale price

$1.7M

$32K MoM

Avg. days on market

17d

6 days MoM

Recently sold homes

12 MoM

New listings for sale

OPEN SUN, 1PM TO 4PM
$2,850,000
3 beds3.5 baths3,647 sq ft
154 Valley Rd, Cos Cob, CT 06807
NEW 31 HRS AGO
$3,250,000
4 beds7 baths4,074 sq ft
13 Lia Fail Way, Greenwich, CT 06807
Berkshire Hathaway HS NE Prop.
$1,379,000
2 beds2.5 baths1,732 sq ft
115 River Rd #5, Cos Cob, CT 06807
$869,500
2 beds3 baths1,428 sq ft
49 Harold St #2, Cos Cob, CT 06807
$869,500
2 beds3 baths1,428 sq ft
49 Harold St #1, Cos Cob, CT 06807
$1,800,000
3 beds2.5 baths2,550 sq ft
55 Cos Cob Ave, Cos Cob, CT 06807
See all

Provided by Redfin

Sale history for 399 Cognewaugh Rd

Year

Property tax

Land + Additions

Assessment*

2023

$12,226 (+1.0%)

$501,410 + $571,970

$1,073,380

2022

$12,108 (−2.5%)

$501,410 + $571,970

$1,073,380

2021

$12,415

$455,840 + $615,370

$1,071,210

2020

$12,415 (−0.8%)

$455,840 + $615,370

$1,071,210

2019

$12,512 (+2.7%)

$455,840 + $615,370

$1,071,210

2018

$12,180

$455,840 + $615,370

$1,071,210

2017

$12,180 (+1.5%)

$455,840 + $615,370

$1,071,210

2016

$11,998 (−13.7%)

$455,840 + $615,370

$1,071,210

2014

$13,898

$762,650 + $504,280

$1,266,930

Tax history for 399 Cognewaugh Rd

Year

Property tax

Land + Additions

Assessment*

2023

$12,226 (+1.0%)

$501,410 + $571,970

$1,073,380

2022

$12,108 (−2.5%)

$501,410 + $571,970

$1,073,380

2021

$12,415

$455,840 + $615,370

$1,071,210

2020

$12,415 (−0.8%)

$455,840 + $615,370

$1,071,210

2019

$12,512 (+2.7%)

$455,840 + $615,370

$1,071,210

2018

$12,180

$455,840 + $615,370

$1,071,210

2017

$12,180 (+1.5%)

$455,840 + $615,370

$1,071,210

2016

$11,998 (−13.7%)

$455,840 + $615,370

$1,071,210

2014

$13,898

$762,650 + $504,280

$1,266,930

*Taxable value of land and structures on it ("additions") is determined regularly by local assessors and does not affect market price.

Public record

Beds

Baths

3.5

Stories

Lot width

—

Lot depth

—

Lot size

2.07 Acres

Year renovated

—

Sq. Ft.

4,171

Year built

1930

Style

Single Family Residential

County

Fairfield County

APN

1858575

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2023.

Property details

Parking

Parking and Garage Information
Has Garage
# of Garage Spaces: 2
Parking Features: Garage Door Opener

Interior

Bathroom Information
# of Full Bathrooms: 4
# of Half Bathrooms: 1
Bathrooms Total Integer: 5
Bathrooms Total Decimal: 4.5

Heating & Cooling
Has Cooling
Cooling: Central A/C
Has Heating
Heating: Forced Air, Natural Gas

Interior Features
Window Features: Double Pane Windows
Interior Features: Whirlpool Tub, Central Vacuum, Elevator
Has Fireplace(s)
# of Fireplaces Total: 2
Basement: Finished

Exterior

Exterior Features
Patio And Porch Features: Terrace, Deck

Property Information
Property Sub-Type: Single Family Residence
Year Built: 1930
Year Built Effective: 1990
Roof: Asphalt
Construction Materials: Clapboard
Building Area Total: 4171.0
Building Area Source: Taxcard

Lot Information
Lot Features: Level
On Waterfront
Waterfront Features: Pond/Lake
Lot Size Area: 2.07
Lot Size Units: Acres
Lot Size Square Feet: 90169.2
Lot Size Acres: 2.07
Zoning: RA-2

Financial

Tax Information
Tax Annual Amount: $12,472
Tax Assessed Value: $1,607,200

Utilities

Utilities Information
Sewer: Septic Tank
Water Source: Well

Location

School Information
Elementary School: North Street
Middle Or Junior School: Central

Public facts

Beds: 4
Baths: 3.5
Sq. Ft.: 4,171
Stories: 3.0
Lot Size: 2.07 acres
Style: Single Family Residential
Year Built: 1930
Year Renovated: —
County: Fairfield County
APN: 1858575

Home facts updated by county records on Jul 12, 2023

Around this home

Schools

North Street School

Public PreK-5 • Assigned • 1.9mi

9/10

Central Middle School

Public 6-8 • Assigned • 2.2mi

8/10

Greenwich High School

Public 9-12 • Assigned • 2.7mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

9/10 Flood Factor

Estimated 80%+ chance of a flood reaching the building in the next 30 years

1/10 Fire Factor

Unlikely to be in a wildfire in next 30 years

5/10 Heat Factor

7 days above 99° expected this year, 16 days in 30 years

6/10 Wind Factor

57% chance of strong winds in next 30 years

4/10 Air Factor

5 unhealthy days expected this year, 7 days in 30 years

Provided by First Street

Historical weather

Cos Cob, CT • 06807

Average low and high temperatures (°F)

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Sun exposure

In this area, properties receive around 8.7 hours in June and 4.3 hours in December, placing it below the U.S. average for solar exposure.

8.7 hrs

4.3 hrs

JuneDecember

Provided by Shadowmap

Estimated sale price

$2.77M – $3.35M

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New listings for sale in 06807

OPEN SUN, 1PM TO 4PM

$2,850,000

3 beds3.5 baths3,647 sq ft

154 Valley Rd, Cos Cob, CT 06807

NEW 31 HRS AGO

$3,250,000

4 beds7 baths4,074 sq ft

13 Lia Fail Way, Greenwich, CT 06807

Berkshire Hathaway HS NE Prop.

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2 beds2.5 baths1,732 sq ft

115 River Rd #5, Cos Cob, CT 06807

$869,500

2 beds3 baths1,428 sq ft

49 Harold St #2, Cos Cob, CT 06807

$869,500

2 beds3 baths1,428 sq ft

49 Harold St #1, Cos Cob, CT 06807

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Home values near 399 Cognewaugh Rd

Data from public records.

Address	Redfin Estimate
414 Cognewaugh Road, Cos Cob, CT 5 Beds \| 4 Baths \| 3333 Sq. Ft.	$2,410,644
377 Cognewaugh Road, Cos Cob, CT 5 Beds \| 4.5 Baths \| 6595 Sq. Ft.	$3,071,844

Address	Redfin Estimate
441 Cognewaugh Road, Cos Cob, CT 4 Beds \| 3 Baths \| 3399 Sq. Ft.	$2,039,222
444 Cognewaugh Road, Cos Cob, CT 4 Beds \| 3.5 Baths \| 4232 Sq. Ft.	$2,632,866

Address	Redfin Estimate
434 Cognewaugh Road, Cos Cob, CT 5 Beds \| 5 Baths \| 6200 Sq. Ft.	$5,156,385
380 Cognewaugh Road, Cos Cob, CT 4 Beds \| 3.5 Baths \| 3716 Sq. Ft.	$3,155,657

Property information provided by GMLS when last listed in 2007. This data may not match . Learn more.

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