Off Market
2 beds2 baths1,125 sqft/sqft
9 River Rd, Unit 407, Cos Cob, CT 06807

Recent comparable sales

Median sold price

$896,000

Avg days on market

32

Sale-to-list ratio

98.0%

Cos Cob, CT

9 comparable properties found

$896,000 | 11 River Road, Unit 119, Cos Cob, CT 06807
1/21
1

$896,000

Sold 03/19/26

2
Bedrooms
1,104
Square Feet
Unavailable
Acres
$819,000 | 9 River Road, Unit 411, Cos Cob, CT 06807
1/26
2

$819,000

Sold 11/06/25

2
Bedrooms
1,125
Square Feet
Unavailable
Acres
a view of a balcony with wooden chairs
1/24
3

$860,000

Sold 03/04/26

2
Bedrooms
1,104
Square Feet
Unavailable
Acres
a view of lake with a large trees
1/23
4

$900,000

Sold 04/10/26

2
Bedrooms
1,205
Square Feet
Unavailable
Acres
a view of swimming pool with outdoor seating and plants
1/21
5

$815,000

Sold 10/20/25

2
Bedrooms
1,110
Square Feet
Unavailable
Acres
$1,425,000 | 89 River Road, Unit 303, Cos Cob, CT 06807
1/2
6

$1,425,000

Sold 07/17/25

2
Bedrooms
1,184
Square Feet
Unavailable
Acres
$955,000 | 15 River Road, Unit 220, Cos Cob, CT 06807
1/21
7

$955,000

Sold 04/01/25

2
Bedrooms
1,270
Square Feet
Unavailable
Acres
$914,000 | 15 River Road, Unit 205, Cos Cob, CT 06807
1/29
8

$914,000

Sold 07/31/26

2
Bedrooms
1,270
Square Feet
Unavailable
Acres
a view of a house with a yard
1/14
9

$615,000

Sold 04/21/25

2
Bedrooms
1,000
Square Feet
Unavailable
Acres

Location

Add your commute

Property Information for 9 River Road, Unit 407

Property Details
Building Information
  • Building/Complex: 9 River Rd
  • Stories: 2
  • Year Built: 1979

Public Records for 9 River Road, Unit 407

Taxable ValueLand-Additions$332,780Total-
Tax Record2025$4,113 ($343 / month)
Home Facts
Beds2Baths2Total Finished SqFt1,125 SqFtAbove Grade Finished SqFt1,125 SqFtStories2StyleCondominiumYear Built1979Year Renovated1979ZoningWBCountyWESTERN CONNECTICUTAPNGREE M:08A B:1671/S

Schools near 9 River Road, Unit 407

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

Central Middle School
Public6 to 8

Greenwich High School
Public9 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...

Neighborhood Map and Transit

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$2,695,000 | 9 Maple Street, Cos Cob, CT 06807
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$1,379,000 | 115 River Road, Unit 5, Cos Cob, CT 06807
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Nearby home values

AddressSold priceBedsBathsSqftLot (Sqft)
This home: 9 River Road, Unit 407, Cos Cob, CT 06807
2
2
1,125
$670,000
2
1,181
$439,000
1
1,021
$429,000
$704,000
2
1,125
$502,625
1
1,020

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.