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4 Beds
5 Baths
4,969 sqft

$3,995,000

681 River Road, Cos Cob CT, 06807

Price per sqft$803.98
Built in1986
Property size4,969 sqft
Property typeResidential

Overview

Coming soon

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Listed Oct 14, 2026

Updated 38 min ago

Experience modern luxury in this meticulously renovated retreat set on 2.3 private acres, moments from Greenwich amenities. This architectural home offers a brand new gourmet kitchen with Wolf and Sub-Zero appliances, elegant open-plan living, custom built-ins and multiple fireplaces. The main level primary suite boasts a sitting area/office, spa bath with heated floors and dual walk-in closets. The second level features all en-suite bedrooms, including an additional primary suite option. New Marvin windows and doors showcase serene private views and an expansive deck that creates seamless indoor-outdoor living. The fully finished basement offers spacious living space and an option for a play room, fitness room, or additional work space. Sophisticated and thoughtful design at its finest.

$26,579/mo

Est. mortgage payment based on a $3,995,000 home price.

All estimates are provided by Luxury Presence for informational purposes only. Actual amounts may vary.

Additional information

MLS® ID
126050

Interior Features

Bedrooms
4
Bathrooms
5
Fireplace
Yes
Cooling
Yes
Heating
Yes
Basement
Yes

Exterior Features

Lot Size
2.32 Acres

Other Property Details

Taxes
$17,920
Tax Frequency
Annually
Garage
Yes

Also listed on Smart MLS

MLS provider logo

Listed by Cora Lynch-O'Meara with Brown Harris Stevens CT, LLC
Listing Contact:  

The IDX display contains information sourced from the Greenwich Association of REALTORS® as of 10/15/2026. This data is intended solely for personal, non-commercial use and is not to be utilized for any other purposes except to identify potential properties for purchase. Although the MLS data displayed is typically considered reliable, it is not guaranteed to be accurate by the MLS. Buyers are responsible for verifying the accuracy of all information and are advised to conduct their own investigations or seek professional assistance. Other sources besides the Listing Agent may have contributed to the MLS data presented. Unless expressly specified in writing, the Broker/Agent has not confirmed any information obtained from external sources. The Broker/Agent may or may not have acted as the Listing and/or Selling Agent and cannot guarantee the accuracy of property locations displayed on any map. Any compensation offers are solely made to participants of the MLS where the listing is registered.

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Data last updated on 10/15/2026 at 4:20 AM UTC

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