90 River Rd, Cos Cob, CT 06807
OFF MARKET

90 River Rd
Cos Cob, CT 06807

Cos Cob
  • 3 Beds
  • 3 Baths
  • 1,631 sqft

$1,169,700

Trulia Estimate
as of Jul 8, 2026
Est. Refi. Payment $7,581/mo*
Refinance Your Home

$1,169,700

Trulia Estimate
as of Jul 8, 2026
Est. Refi. Payment $7,581/mo*
Refinance Your Home
3 Beds
3 Baths
1,631 sqft

Local Information

  • Map ViewExplore the area around 90 River Rd.
  • Schools1 Preschool School1 Elementary School1 Middle School1 High School
  • Shop & Eat
-- mins to
Commute Destination

Description

This single-family home is located at 90 River Rd, Cos Cob, CT. 90 River Rd is in the Cos Cob neighborhood in Cos Cob, CT and in ZIP code 06807. This property has 3 bedrooms, 3 bathrooms and approximately 1,631 sqft of floor space. This property has a lot size of 6534 sqft and was built in 1900.
90 River Rd, Cos Cob, CT 06807 is a 3 bedroom, 3 bathroom, 1,631 sqft single-family home in Cos Cob, built in 1900. It last sold for $615,000 on Jul 25, 2003. It is currently off market. The Trulia Estimate is $1,169,700, with a rent estimate of $6,185/month.

Home Highlights

Parking
Garage
Outdoor
Deck
A/C
Heating only
HOA
None
Price/Sqft
No Info
Listed
Less than a day ago

Home Details for 90 River Rd

Interior Features

Interior Details
BasementNumber of Rooms: 5
Heating & Cooling
Heating: Forced AirHeating Fuel: Forced Air
Levels, Entrance, & Accessibility
Stories: 3

Exterior Features

Exterior Home Features
Roof: AsphaltDeckExterior: Wood
Parking & Garage
GarageParking: Garage Attached

Property Information

Year Built
Year Built: 1900Year Updated: 1950
Property Type / Style
Property Type: Single Family HomeArchitecture: Colonial

Community

Units in Building: 1

Lot Information

Lot Area: 6534 sqft

Price History for 90 River Rd

DatePriceEventSource
07/25/2003$615,000Sold
N/A
10/22/1999$375,000Sold
N/A

Market trends in Greenwich

Last updated May 2026
Buyer'sMarketSeller'sMarket
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
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Property Tax and Assessment

Year2025
Tax$5,648
Assessment$457,030
Home facts updated by county records

Comparable Sales for 90 River Rd

Address
Distance
Property Type
Sold Price
Sold Date
Bed
Bath
Sqft
2 River Ln, Cos Cob, CT
0.16
Single-Family Home
$1,200,000
07/10/25
3
2
1,613
55 Cos Cob Ave, Cos Cob, CT
0.34
Single-Family Home
$910,000
04/13/26
3
2
1,762
48 River Rd, Cos Cob, CT
0.26
Single-Family Home
$1,000,000
11/18/25
3
2
1,641
57 Orchard St, Cos Cob, CT
0.42
Single-Family Home
$1,200,000
07/31/25
3
2.5
1,836
14 Cary Rd, Riverside, CT
0.26
Single-Family Home
$900,000
04/15/26
2
2
1,625
42 Mead Ave, Greenwich, CT
0.30
Single-Family Home
$1,125,000
11/21/25
3
2
1,833
42 Mead Ave, Cos Cob, CT
0.30
Single-Family Home
$1,125,000
11/20/25
3
2
1,833
8 River Ln, Cos Cob, CT
0.14
Single-Family Home
$1,400,000
03/19/26
2
2
1,666
4 Miami Ct, Cos Cob, CT
0.26
Single-Family Home
$1,885,000
03/20/26
4
3
1,785
17 Meadow Dr, Cos Cob, CT
0.47
Single-Family Home
$1,152,000
11/21/25
3
2
1,331

Nearby homes

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Assigned Schools

These are the assigned schools for 90 River Rd.
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
See Local Highlights
Neighborhood stats provided by third party data sources.

What Locals Say about Cos Cob

At least 1 Trulia users voted on each feature.

  • 100 % Say neighbors are friendly

  • 100 % Say there are community events

  • 100 % Say there's holiday spirit

  • 100 % Say it's walkable to grocery stores

  • 100 % Say it's walkable to restaurants

  • 100 % Say parking is easy

  • 100 % Say car is needed

  • 100 % Say streets are well-lit

  • 100 % Say it's dog friendly

Sourced by Trulia users. Learn more about our methodology.

LGBTQ Local Legal Protections

Apartments for Rent

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Explore by feature - Pet Friendly

39 pet-friendly rentals in Cos Cob, CT

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Explore by feature - Outdoor Space

25 rentals with an outdoor space in Cos Cob, CT

Homes for sale near 90 River Rd

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Off Market Homes Near 90 River Rd

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