Cos Cob, CT - single-family homes for sale

Copyright 2026 Greenwich Multiple Listing Service. All rights reserved. Greenwich Multiple Listing Service provides content displayed here (“provided content”) on an “as is” basis and makes no representations or warranties regarding the provided content, including, but not limited to those of non-infringement, timeliness, accuracy, or completeness. Individuals and companies using information presented are responsible for verification and validation of information they utilize and present to their customers and clients. Greenwich Multiple Listing Service will not be liable for any damage or loss resulting from use of the provided content or the products available through Portals, IDX, VOW, and/or Syndication. Recipients of this information shall not resell, redistribute, reproduce, modify, or otherwise copy any portion thereof without the expressed written consent of Greenwich Multiple Listing Service. The listing broker’s offer of compensation is made only to participants of the MLS where the listing is filed.

The data relating to real estate for sale on this website appears in part through the SMARTMLS Internet Data Exchange program, a voluntary cooperative exchange of property listing data between licensed real estate brokerage firms, and is provided by SMARTMLS through a licensing agreement. Listing information is from various brokers who participate in the SMARTMLS IDX program and not all listings may be visible on the site. The property information being provided on or through the website is for the personal, non-commercial use of consumers and such information may not be used for any purpose other than to identify prospective properties consumers may be interested in purchasing. Some properties which appear for sale on the website may no longer be available because they are for instance, under contract, sold or are no longer being offered for sale. Property information displayed is deemed reliable but is not guaranteed. Copyright 2026 SmartMLS, Inc.