OFF MARKET

Off Market May 2020 for $2.2M

$4,132,209

Est. refi paymentEst. refi $11,594/mo

•

5,485

sq ft

659 River Rd, Cos Cob, CT 06807

About this home

A chic marriage of modern and country personifies this sophisticated home recently meticulously rebuilt and restyled to perfection. It's chef's kitchen has stunning marble and reclaimed chestnut counters and an inviting window seat for relaxing with morning coffee. The open and flexible floor plan offers great indoor/outdoor entertainment spaces and includes a comfortable family room with gas fireplace adjacent to the kitchen. An office/media room with handsome architectural hand-hewn beams, and a coffered ceiling living room that has a wet bar and French doors, are just 2 of several rooms that flow to private, outside living spaces. The sleek dining room with original pine floors glows from the light of tall windows. A mahogany paneled library provides privacy and quiet media time. The second floor, along with 4 bedrooms, hosts a game/media/study area perfect for informal relaxation. This home also boasts an expansive 2-room in-law suite located in its own private wing, whole-house generator and smart home technology, including audio, media rooms throughout. Part of the family-friendly River Road Association, and coveted North Mianus community, this house is only . 7 of a mile to its highly ranked elementary school. Convenient to train and shopping.

Single-familyProperty Type

1.11 acresLot Size

$753Est. Price/Sq.Ft.

3 car garageParking

Listed by Barbara Stephens • Sotheby's International Realty

Bought with Susan Isaak • Houlihan Lawrence

Redfin checked: a minute ago

•Source:GMLS #102410

Redfin Estimate

$4,132,209

$1.9M since sold in May 2020$23K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 20.3% higher than the average sale price ($3.44M) of 6 comparable homes.

SOLD AUG 15, 2026
$5,800,000
A
6 beds5 baths6,797 sq ft
251 Palmer Hill Rd, Old Greenwich, CT 06870
SOLD JUL 16, 2026
$1,550,000
B
6 beds5.5 baths4,794 sq ft
163 W Hill Rd, Stamford, CT 06902
SOLD JUL 16, 2026
$3,800,000
C
5 beds4.5 baths4,870 sq ft
151 Stanwich Rd, Greenwich, CT 06830
SOLD JUN 26, 2026
$3,314,000
D
5 beds4 baths4,777 sq ft
2 Daffodil Ln, Cos Cob, CT 06807
SOLD JUL 2, 2026
$3,900,000
E
5 beds5.5 baths4,627 sq ft
48 North Ridge Rd, Old Greenwich, CT 06870
SOLD JAN 9, 2026
$2,250,000
F
4 beds4.5 baths4,884 sq ft
75 W Glen Dr, Stamford, CT 06902

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Earn from this home

Sell

$2,338,935

Est. take-home

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Refinance

Est. cash available

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Market trends in 06870, CT

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

108.9%

+2.6% MoM

Median sale price

$2.7M

$508K MoM

Avg. days on market

13d

4 days MoM

Recently sold homes

8 MoM

New listings for sale

OPEN TODAY, 1PM TO 3PM
$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
$1,699,000
4 beds3.5 baths3,120 sq ft
24 Harold St Unit B, Cos Cob, CT 06807
$1,739,000
4 beds6 baths2,856 sq ft
49 Harold St, Cos Cob, CT 06807
See all

Provided by Redfin

Sale history for 659 River Rd

Date

Event

Price

GMLS #102410

May 22, 2020

Sold

$2,220,000

$405/sq ft

Mar 30, 2020

Pending

—

Oct 15, 2019

Relisted

—

Aug 7, 2019

Delisted

—

Mar 22, 2019

Price Changed

$2,395,000

$437/sq ft

Sep 6, 2018

Price Changed

$2,550,000

$465/sq ft

Mar 16, 2018

Listed

$2,625,000

$479/sq ft

Smart MLS #170248064

Mar 15, 2020

Listing Removed

—

Nov 1, 2019

Listed

$2,395,000

$437/sq ft

GMLS #99942

Jul 11, 2017

Delisted

—

May 17, 2017

Listed

$2,695,000

$491/sq ft

Smart MLS #99186408

Jul 12, 2017

Listing Removed

—

May 17, 2017

Listed

$2,695,000

$491/sq ft

Public Records

May 15, 1996

Sold

$175,000

$32/sq ft

Public Records

Oct 27, 1995

Sold

$367,000

$67/sq ft

Year

Property tax

Land + Additions

Assessment*

2023

$17,412 (+0.9%)

$751,170 + $745,220

$1,496,390

2022

$17,253 (−3.9%)

$751,170 + $745,220

$1,496,390

2021

$17,947 (+0.2%)

$643,860 + $846,790

$1,490,650

2020

$17,918 (−1.0%)

$643,860 + $846,790

$1,490,650

2019

$18,096 (+2.3%)

$643,860 + $846,790

$1,490,650

2018

$17,694 (−1.2%)

$643,860 + $846,790

$1,490,650

2017

$17,916 (+1.6%)

$643,860 + $846,790

$1,490,650

2016

$17,633 (+34.6%)

$643,860 + $846,790

$1,490,650

2014

$13,104

$593,600 + $533,610

$1,127,210

Tax history for 659 River Rd

Year

Property tax

Land + Additions

Assessment*

2023

$17,412 (+0.9%)

$751,170 + $745,220

$1,496,390

2022

$17,253 (−3.9%)

$751,170 + $745,220

$1,496,390

2021

$17,947 (+0.2%)

$643,860 + $846,790

$1,490,650

2020

$17,918 (−1.0%)

$643,860 + $846,790

$1,490,650

2019

$18,096 (+2.3%)

$643,860 + $846,790

$1,490,650

2018

$17,694 (−1.2%)

$643,860 + $846,790

$1,490,650

2017

$17,916 (+1.6%)

$643,860 + $846,790

$1,490,650

2016

$17,633 (+34.6%)

$643,860 + $846,790

$1,490,650

2014

$13,104

$593,600 + $533,610

$1,127,210

*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

4.5

Stories

Lot width

—

Lot depth

—

Lot size

1.11 Acres

Year renovated

—

Sq. Ft.

5,485

Year built

1810

Style

Single Family Residential

County

Fairfield County

APN

1858880

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: 3
Parking Features: Garage Door Opener

Interior

Bathroom Information
# of Full Bathrooms: 5
# of Half Bathrooms: 1
Bathrooms Total Integer: 6
Bathrooms Total Decimal: 5.5

Heating & Cooling
Has Cooling
Cooling: Central A/C
Has Heating
Heating: Hydro-Air

Interior Features
Has Fireplace(s)
# of Fireplaces Total: 2
Basement: Unfinished

Exterior

Exterior Features
Exterior Features: Rock Garden
Patio And Porch Features: Terrace

Property Information
Property Sub-Type: Single Family Residence
Year Built: 0
Year Built Effective: 2019
Roof: Architectural Shngle
Construction Materials: Clapboard
Other Structures: Shed(s)
Security Features: Security System
Other Equipment: Generator
Building Area Total: 5485.0
Building Area Source: Taxcard

Lot Information
Lot Features: Rolling, Stone Wall
Lot Size Area: 1.11
Lot Size Units: Acres
Lot Size Square Feet: 48351.6
Lot Size Acres: 1.11
Zoning: RA-1

Financial

Tax Information
Tax Annual Amount: $18,096.49
Tax Assessed Value: $1,490,650

Utilities

Utilities Information
Utilities: Propane, Cable Connected
Sewer: Public Sewer
Water Source: Well

Location

School Information
Elementary School: North Mianus
Middle Or Junior School: Eastern

Public facts

Beds: 5
Baths: 4.5
Sq. Ft.: 5,485
Stories: 2.0
Lot Size: 1.11 acres
Style: Single Family Residential
Year Built: 1810
Year Renovated: —
County: Fairfield County
APN: 1858880

Home facts updated by county records on Jul 12, 2023

Around this home

Schools

North Mianus School

Public K-5 • Assigned • 0.8mi

9/10

Eastern Middle School

Public 6-8 • Assigned • 2.3mi

10/10

Greenwich High School

Public 9-12 • Assigned • 2.6mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

1/10 Flood Factor

Minimal risk 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, 15 days in 30 years

6/10 Wind Factor

66% 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

$3.93M – $4.75M

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New listings for sale in 06807

OPEN TODAY, 1PM TO 3PM

$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

$1,699,000

4 beds3.5 baths3,120 sq ft

24 Harold St Unit B, Cos Cob, CT 06807

$1,739,000

4 beds6 baths2,856 sq ft

49 Harold St, Cos Cob, CT 06807

Home values near 659 River Rd

Data from public records.

Address	Redfin Estimate
687 River Rd, Cos Cob, CT 4 Beds \| 4 Baths \| 3025 Sq. Ft.	$2,791,498
664 River Rd, Cos Cob, CT 3 Beds \| 2.5 Baths \| 3312 Sq. Ft.	$2,535,364

Address	Redfin Estimate
681 River Rd, Cos Cob, CT 4 Beds \| 4.5 Baths \| 3826 Sq. Ft.	$2,724,906
682 River Rd, Cos Cob, CT 5 Beds \| 2.5 Baths \| 3437 Sq. Ft.	$3,005,538

Address	Redfin Estimate
656 River Rd, Cos Cob, CT 3 Beds \| 2 Baths \| 1921 Sq. Ft.	$1,795,277
693 River Rd, Cos Cob, CT 5 Beds \| 4.5 Baths \| 5928 Sq. Ft.	$4,067,642

Property information provided by GMLS when last listed in 2018. This data may not match . Learn more.

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