Sold
Last Sold Price
5 beds4.5 baths5,346 sqft$448/sqft
40 Old Stone Bridge Rd, Cos Cob, CT 06807
Single FamilyProperty Type
1.02 acresLot Size
1978Year Built
$448/sq ftPrice per sq ft
Listing closed: 07/03/2012 08:00 AM

Recent comparable sales

Median sold price

$2,745,000

Avg days on market

25

Sale-to-list ratio

100.7%

Cos Cob, CT

9 comparable properties found

a front view of a house with plants and trees
1/36
1

$4,000,000

Sold 07/16/26

5
Bedrooms
4,916
Square Feet
0.42
Acres
$4,300,000 | 16 Lia Fail Way, Cos Cob, CT 06807
1/2
2

$4,300,000

Sold 07/31/25

5
Bedrooms
5,468
Square Feet
2.97
Acres
a front view of a house with a yard and trees
1/2
3

$2,450,000

Sold 07/31/26

5
Bedrooms
3,539
Square Feet
0.4
Acres
$3,314,000 | 2 Daffodil Lane, Cos Cob, CT 06807
1/55
4

$3,314,000

Sold 06/26/26

5
Bedrooms
4,777
Square Feet
1.01
Acres
a front view of a house with a yard
1/26
5

$2,745,000

Sold 11/20/25

5
Bedrooms
3,934
Square Feet
0.19
Acres
a front view of house with yard and green space
1/34
6

$2,670,000

Sold 01/12/26

5
Bedrooms
3,623
Square Feet
0.4
Acres
$2,410,000 | 19 Pond Place, Cos Cob, CT 06807
1/39
7

$2,410,000

Sold 08/20/25

5
Bedrooms
3,023
Square Feet
0.28
Acres
a front view of a house with a garden
1/2
8

$3,250,001

Sold 01/03/25

5
Bedrooms
4,364
Square Feet
0.24
Acres
$2,550,000 | 150 North Old Stone Bridge Road, Cos Cob, CT 06807
1/30
9

$2,550,000

Sold 05/15/26

4
Bedrooms
4,161
Square Feet
1
Acres

Location

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Payment Calculator

$14,044 per month

30 year fixed, 6.71% Interest

Principal and Interest

$12,376

Property Taxes

$1,668

HOA Dues

$0

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Property Information for 40 Old Stone Bridge Road

Property Details
Building Information
  • Stories: 2
  • Year Built: 1978
  • Lot Size: 1.02 AC / 44,431 SF

Property History for 40 Old Stone Bridge Road

DateEvent & SourcePriceAppreciation
Jul 3, 2012

Closed (Public Record)

Public Record #334033476

$2,395,000
Jul 3, 2012

Closed (Public Record)

Public Record #834033476

$2,395,000

+9.1% / yr

Jul 26, 1999

Closed (Public Record)

Public Record #91001381

$775,000
DateEvent & SourcePrice
07/03/2012

Closed (Public Record)

Public Record #334033476

$2,395,000
07/03/2012

Closed (Public Record)

Public Record #834033476

$2,395,000

+9.1% / yr

07/26/1999

Closed (Public Record)

Public Record #91001381

$775,000

For completeness, we often displays two records for one sale: the MLS record and the public record.

Public Records for 40 Old Stone Bridge Road

Taxable ValueLand$525,420Additions$1,136,730Total$1,662,150
Tax Record2025$20,012 ($1,668 / month)
Home Facts
Beds5Baths4.5Total Finished SqFt5,346 SqFtAbove Grade Finished SqFt5,346 SqFtUnfinished Basement SqFt2,288 SqFtStories2Lot Size44,431 SqFtStyleSingle Family ResidenceYear Built1978Year Renovated1978CountyWESTERN CONNECTICUTAPNGREE M:08A B:1532

Schools near 40 Old Stone Bridge Road

This home is within Greenwich School District.
Rating
School
Type
Grades
Distance
Public - PK to 5
Public - 6 to 8
Public - 9 to 12
Private - PK to 12
Rating
School
Distance
North Street School
PublicPK to 5

Central Middle School
Public6 to 8

Greenwich High School
Public9 to 12

The Stanwich School
PrivatePK to 12

School ratings and boundaries are provided by GreatSchools.org and Pitney Bowes. This information should only be used as a reference. Proximity or boundaries shown here are not a guarantee of enrollment. Please reach out to schools directly to verify all information and enrollment eligibility.

Cos Cob
Cos Cob
A relaxed, waterfront haven just 35 miles from New York City. This centuries-old Greenwich neighborhood, once called “Coscobneck”, was home to an Impressionist art colony from the 1890s to the 1920s. With water on two sides (the Cos Cob Harbor to the south and the Mianus River to the east) and...

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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 40 Old Stone Bridge Road, Cos Cob, CT 06807
$2,395,000
5
4.5
5,346
44,431
$805,800
5
3.5
3,951
43,996
$850,000
5
4.5
2,894
43,560
$1,360,000
3
2,306
43,560
$805,800
$1,330,000
4
4,288
43,995

No guarantee, warranty or representation of any kind is made regarding the completeness or accuracy of any information, descriptions or measurements (including square footage measurements and property condition), such should be independently verified through appropriate means, including, but not limited to, in person inspection and public records, and Compass International Holdings, its subsidiaries, affiliates and independently owned and operated franchisees, and their affiliated agents and associated third parties expressly disclaim any liability in connection therewith. Photos may be virtually staged or digitally enhanced and may not reflect actual property conditions. Offers of compensation are subject to change at the seller's discretion. No financial or legal advice provided. Equal Housing Opportunity.

Based on information from one of the following Multiple Listing Services: Darien MLS, Smart MLS and Greenwich Multiple Listing Service. Information being provided is for the visitor’s personal, noncommercial use and may not be used for any purpose other than to identify prospective properties visitor may be interested in purchasing. The data contained herein is copyrighted by Darien MLS, Smart MLS and Greenwich Multiple Listing Service is protected by all applicable copyright laws. Any dissemination of this information is in violation of copyright laws and is strictly prohibited. Property information referenced on this web site comes from the Internet Data Exchange (IDX) program of the MLS. This web site may reference real estate listing(s) held by a brokerage firm other than the broker and/or agent who owns this web site. For the avoidance of doubt, the accuracy of all information, regardless of source, is deemed reliable but not guaranteed and should be personally verified through personal inspection by and/or with the appropriate professionals.