Sheffield is a town in Berkshire County, Massachusetts, United States. It is part of the Pittsfield, Massachusetts Metropolitan Statistical Area. The population was 3,257 at the 2010 census. Sheffield is home to Berkshire School, a private preparatory school. The former resort town includes the village of Ashley Falls, and is bordered by various other towns and villages, such as Egremont and Great Barrington.
Sheffield is an emerging age friendly community. This means it is pursuing an age friendly designation.