420 Valley Road

Cos Cob CT 06807

1601 sq. ft.

0.27 ac.

Single-Family

Last sold for $1,300,000

Kaori Higgins, last sold this property on 14 April 2026 after 18 days on market.

Overview

First time on the market in 36 years! This charming four-bedroom, two and a half bath residence presents a wonderful opportunity to reimagine and create a home tailored to your vision. The interiors offer a blank canvas for thoughtful renovation, while the lower level provides additional living space and flexibility for a media room, gym space or game room. Situated across from the Mianus River with a prime location affords quick and easy access to schools, parks, train, and the vibrant shops and restaurants of town. Audio and Video surveillance on the property Highest and Best by Monday 3/30/26 by 5PM

Features

4 bedrooms

3 bathrooms

1 carspace

1 garage space

1601 sq. ft. floor area

0.27 ac. lot size

Single-Family

Estimated Value

Based on this property and similar 4 bedroom single-family properties sold in Cos Cob over the last 12 months, the estimated median property value of 420 Valley Road is $1.89m.

Median value

$1.89m

Estimated value range

$1.1m - $2.61m

Median days on market

Estimated value trend

-6%

decrease over the last 12 months

Average days on market is based on recent, comparable sales in Cos Cob. It is only an indication of the time a property is actively listed and should not be relied upon as an accurate representation of how soon a property will be sold.

Property history for 420 Valley Road

2026

Sold

$1,300,000

14 Apr 2026 by Kaori Higgins, of Higgins Group Greenwich

Happy sellers in Cos Cob

We have insufficient information to provide an overview of customer satisfaction for Cos Cob. Viewing the agent profiles, reviews and sales for Cos Cob can provide insights for this location.