Off Market Sep 2020 for $680K

$1,334,398

Est. refi paymentEst. refi $4,373/mo

•

1,320

sq ft

450 Valley Rd, Cos Cob, CT 06807

About this home

Turnkey bright and sunny home with newer kitchen (2016) and baths (2012 & 2016), 2020 furnace (presently oil and can be easily converted to gas, lines run to house).This home is scenic walking distance (sidewalk along river) to NM school and country store.Lovely patio setting to entertain while listening to Mianus River waterfall across street. Perfectly located in accessible Cos Cob location convenient to parks, beach and all Greenwich has to offer. FAR CAlcs 3155.

Designated elementary school is Blue Ribbon Awarded North Mianus School. Home can be expanded to 3155sq. feet per TOG FAR calcs.

Single-familyProperty Type

1969Year Built

10,018 sq ftLot Size

$1,011Est. Price/Sq.Ft.

1 car garageParking

Listed by Jennifer O'Connell • William Raveis Real Estate

Bought with Michael Parelli • New England Land Company, Ltd.

Source:Smart MLS #170290697

Redfin Estimate

$1,334,398

$654K since sold in September 2020$17K since July

Recently sold homes
Estimate history
Homes for sale

This home's estimate is 17.3% higher than the average sale price ($1.14M) of 6 comparable homes.

SOLD APR 14, 2026
$1,300,000
A
4 beds2.5 baths1,601 sq ft
420 Valley Rd, Cos Cob, CT 06807
SOLD JUN 17, 2026
$1,100,000
B
3 beds2 baths1,080 sq ft
100 Havemeyer Ln, Old Greenwich, CT 06870
SOLD AUG 17, 2026
$1,200,000
C
3 beds2.5 baths2,980 sq ft
189 Westover Rd, Stamford, CT 06902
SOLD JUN 1, 2026
$1,280,000
D
4 beds3 baths1,540 sq ft
120 Florence Rd, Riverside, CT 06878
SOLD FEB 24, 2026
$1,050,000
E
3 beds2 baths1,388 sq ft
84 Havemeyer Ln, Old Greenwich, CT 06870
SOLD JUL 31, 2026
$895,000
F
4 beds1.5 baths2,276 sq ft
47 London Ln, Stamford, CT 06902

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Earn from this home

Sell

$775,719

Est. take-home

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Refinance

Est. cash available

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Rent

$2,621/mo

Redfin rental estimate

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Market trends in 06807, CT

Last updated July 2026

Buyer's Market

Seller's Market

Seller's market

Sale-to-List Price

103.2%

+1.3% MoM

Median sale price

$1.7M

$147K MoM

Avg. days on market

24d

15 days MoM

Recently sold homes

1 MoM

New listings for sale

OPEN SUN, 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
$759,000
2 beds2 baths1,368 sq ft
453 E Putnam Ave Unit 4G, Cos Cob, CT 06807
See all

Provided by Redfin

Sale history for 450 Valley Rd

Date

Event

Price

GMLS #109435

Sep 15, 2020

Sold

$680,000

$515/sq ft

Aug 10, 2020

Contingent

—

May 28, 2020

Price Changed

$749,000

$567/sq ft

Apr 20, 2020

Listed

$775,000

$587/sq ft

+21

Turnkey bright and sunny home with newer kitchen (2016) and baths (2012 & 2016), 2020 furnace (presently oil and can be easily converted to gas, lines run to house). This home is scenic walking distance (sidewalk along river) to NM school and country store. Lovely patio setting to entertain while listening to Mianus River waterfall across street. Perfectly located in accessible Cos Cob location convenient to parks, beach and all Greenwich has to offer. FAR Calcs3155 Designated elementary school is Blue Ribbon Awarded North Mianus School. Home can be expanded to 3155sq. feet per TOG FAR calcs.

Smart MLS #170290697

Sep 14, 2020

Sold

$680,000

$515/sq ft

May 28, 2020

Price Changed

$749,000

$567/sq ft

Apr 20, 2020

Listed

$775,000

$587/sq ft

GMLS #46038

Mar 13, 2001

Sold

—

Sep 20, 2000

Listed

$489,000

$370/sq ft

Smart MLS #98083944

Mar 13, 2001

Listing Removed

—

Sep 20, 2000

Listed

$449,000

$340/sq ft

Year

Property tax

Land + Additions

Assessment*

2023

$6,159 (+0.9%)

$427,280 + $102,060

$529,340

2022

$6,103 (−4.2%)

$427,280 + $102,060

$529,340

2021

$6,369 (+0.2%)

$412,440 + $116,550

$528,990

2020

$6,358 (−1.0%)

$412,440 + $116,550

$528,990

2019

$6,422 (+2.3%)

$412,440 + $116,550

$528,990

2018

$6,279 (−1.2%)

$412,440 + $116,550

$528,990

2017

$6,358 (+1.9%)

$412,440 + $116,550

$528,990

2016

$6,242 (+82.7%)

$412,440 + $115,220

$527,660

2014

$3,416

$242,550 + $51,310

$293,860

Tax history for 450 Valley Rd

Year

Property tax

Land + Additions

Assessment*

2023

$6,159 (+0.9%)

$427,280 + $102,060

$529,340

2022

$6,103 (−4.2%)

$427,280 + $102,060

$529,340

2021

$6,369 (+0.2%)

$412,440 + $116,550

$528,990

2020

$6,358 (−1.0%)

$412,440 + $116,550

$528,990

2019

$6,422 (+2.3%)

$412,440 + $116,550

$528,990

2018

$6,279 (−1.2%)

$412,440 + $116,550

$528,990

2017

$6,358 (+1.9%)

$412,440 + $116,550

$528,990

2016

$6,242 (+82.7%)

$412,440 + $115,220

$527,660

2014

$3,416

$242,550 + $51,310

$293,860

*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

Stories

Lot width

—

Lot depth

—

Lot size

10,019 Sq. Ft.

Year renovated

—

Sq. Ft.

1,320

Year built

1969

Style

Single Family Residential

County

Fairfield County

APN

1858750

Parking Spaces

—

Basement

—

Accessible

—

HOA Dues

—

Garage

—

Features

—

Last updated by owner on Jul 13, 2023.

Property details

Parking

Garage Information
Garage & Parking: Attached Garage, Under House Garage
Garages Number: 1

Interior

Virtual Tour Information
Has Virtual Tour

Interior Information
Total Rooms: 6
Laundry Room Info: Lower Level
Interior Features: Auto Garage Door Opener, Cable - Pre-wired, Security System
In-Law Apartment: Possible
In-Law Access: Separate Entry
Fireplaces Total: 1
Cooling System: Central Air, Whole House Fan
Appliances Included: Gas Range, Refrigerator, Icemaker, Dishwasher, Disposal

Bathroom Information
# of Baths (Full): 2

Bedroom Information
Beds Total: 3

Room Information
Room Count: 8
Basement Description: Partial With Walk-Out, Unfinished, Heated, Concrete Floor, Interior Access, Storage
Has Attic
Attic Description: Pull-Down Stairs, Floored, Storage Space

Exterior

Exterior Features
Roof Information: Asphalt Shingle
Exterior Siding: Vinyl Siding
Exterior Features: Gutters, Patio, Shed

Lot Information
Lot Description: Dry, Corner Lot

Building Information
Foundation Type: Block
Construction Description: Frame

Property Information
Waterfront Description: Walk to Water
Property Type: Single Family For Sale
Living Area SQFT Per Public Record: 1320
Driveway Type: Paved, Asphalt

Financial

Assessments Information
Assessed Value: $528,990

Utilities

Utility Information
Water Source: Public Water Connected
Sewer Assess Description: $1900/year, 8 years remaining
Sewage System: Public Sewer Connected
Hot Water Description: Natural Gas
Heat Type: Hydro Air
Heat Fuel Type: Oil
Fuel Tank Location: In Basement
Energy Features: Generator, Thermopane Windows

Location

School Information
Middle Jr High School: Eastern
High School: Greenwich
Elementary School: North Mianus

Location Information
State: Connecticut
Nearby Amenities: Basketball Court, Library, Medical Facilities, Park, Playground/Tot Lot, Private School(s), Public Pool, Shopping/Mall
Directions: Post Road (RTE 1) to Orchard to Valley Road.
County: Fairfield

Public facts

Beds: 3
Baths: 2.0
Sq. Ft.: 1,320
Stories: 1.0
Lot Size: 10,019 square feet
Style: Single Family Residential
Year Built: 1969
Year Renovated: —
County: Fairfield County
APN: 1858750

Home facts updated by county records on Jul 12, 2023

Around this home

Schools

North Mianus School

Public K-5 • Assigned • 0.7mi

9/10

Eastern Middle School

Public 6-8 • Assigned • 2.3mi

10/10

Greenwich High School

Public 9-12 • Assigned • 2.4mi

10/10

Provided by GreatSchools

Lifestyle

Provided by Walk Score and Local Logic

Climate risks

4/10 Flood Factor

Estimated 19-29% 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

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

$1.27M – $1.54M

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Nearby similar homes

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New listings for sale in 06807

OPEN SUN, 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

$759,000

2 beds2 baths1,368 sq ft

453 E Putnam Ave Unit 4G, Cos Cob, CT 06807

Home values near 450 Valley Rd

Data from public records.

Address	Redfin Estimate
446 Valley Rd, Cos Cob, CT 2 Beds \| 1.5 Baths \| 2127 Sq. Ft.	$1,617,086
1 North St, Cos Cob, CT 4 Beds \| 2.5 Baths \| 2375 Sq. Ft.	$1,952,116

Address	Redfin Estimate
456 Valley Rd, Cos Cob, CT 4 Beds \| 2 Baths \| 1173 Sq. Ft.	—
1 Park St, Cos Cob, CT 4 Beds \| 4.5 Baths \| 5280 Sq. Ft.	$2,848,508

Address	Redfin Estimate
3 North St, Cos Cob, CT 2 Beds \| 1 Baths \| 1881 Sq. Ft.	$1,344,304
10 Chestnut St, Cos Cob, CT 4 Beds \| 2.5 Baths \| 1934 Sq. Ft.	$1,688,817

Property information provided by Smart MLS when last listed in 2020. This data may not match . Learn more.

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