Berkshire County (pronounced ) is a county on the western edge of the U.S. state of Massachusetts. As of the 2020 census, the population was 129,026. Its largest city and traditional county seat is Pittsfield. The county was founded in 1761. The Berkshire Hills are centered on Berkshire County. Residents are known as Berkshirites. It exists today only as a historical geographic region, and has no county government, with the exception of the retirement board for former county workers, and certain offices such as the sheriff and registry of deeds. Law and government Of the fourteen Massachusetts counties, Berkshire County is one of eight that exists today only as a historical geographic region; it has limited county government. Berkshire County government was abolished effective July 1, 2000. Most former county functions were assumed by state agencies, and there is no county council or commission. The sheriff became a Commonwealth employee, but remains locally elected to perform duties within the county region and retains administrative and operational control over the Berkshire Sheriff's Office, an independent state agency created after the county government was abolished. The Berkshire Sheriff's Office runs the county jail and house of correction. Local communities were granted the right to form their own regional compacts for sharing services, and the towns of Berkshire County have formed such a regional compact known as the Berkshire Regional Planning Commission. Berkshire County has three Registry of Deeds Districts, one for each district. Berkshire Northern District in Adams contains records for the city of North Adams and the towns of Adams, Cheshire, Clarksburg, Florida, Hancock, Lanesborough, New Ashford, Savoy, Williamstown, and Windsor. Berkshire Middle District in Pittsfield contains records for the city of Pittsfield and the towns of Becket, Dalton, Hinsdale, Lee, Lenox, Otis, Peru, Richmond, Stockbridge, Tyringham and Washington. Berkshire Southern District in Great Barrington contains records for the towns of Alford, Egremont, Great Barrington, Monterey, Mount Washington, New Marlborough, Sandisfield, Sheffield and West Stockbridge. Berkshire County is in the , a primarily rural district that makes up most of Western Massachusetts. Berkshire County has three districts and elected Representatives in the Massachusetts House of Representatives. First Berkshire. – Consisting of the towns of Adams, Cheshire, Clarksburg, Florida, Hancock, Hinsdale, Lanesborough, New Ashford, North Adams, Peru, Savoy, Williamstown, and Windsor, all in the county of Berkshire. John Barrett III(D) is the current Representative. Second Berkshire. – Consisting of the city of