Cos Cob is known for the late American impressionist Cos Cob Art Colony of the late nineteenth and early twentieth centuries.

Cos Cob is a neighborhood made up of approximately 2.2 square miles located within the town of Greenwich, in southern Fairfield County, Connecticut. It is situated along the western shore of the Mianus River that empties in the Cos Cob Harbor of Long Island Sound.

Guided tours are available at the The Bush-Holley House Museum -- built in 1732, where a history of the house covering the years 1790-1825 and 1890-1920 is presented. The Bush-Holley House is listed as a National Landmark. The National Register of Historic Places lists the Cos Cob Power Station, Strickland Road Historic District, Cos Cob Railroad Station, and Mianus River Railroad Bridge. Other attractions include the Avon Theatre Film Center, and the Greenwich Performing Arts Studio. Rt.1 is the place to find local restaurants that provide American, Chinese, Italian, Indian, and pub fare.

The commute to Grand Central Terminal in New York City takes approximately 50 minutes by car. Mean travel time to work is 38.8 minutes.

Cos Cob is a convenient place to live with its proximity to New York City, marinas lining the Manias river and excellent schools.