Berkshire School is a private, co-educational boarding school located in Sheffield, Massachusetts, USA.

Sheffield is a town in Berkshire County, Massachusetts, United States. It is part of the Pittsfield, Massachusetts, Metropolitan Statistical Area. The population was 3,327 at the 2020 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. Its southern border is the Massachusetts-Connecticut state line.