Along the western border, Berkshire County, M.A. has a population count of 129,026 and spans across 946 miles of the state. This county is home to larger cities like Pittsfield, which is the county seat, North Adams, and Great Barrington. This area also encompasses plenty of parks and reservations like October Mountain State Forest and Mt. Washington State Forest.

Dalton is a town in Berkshire County, Massachusetts. Dalton is a transition town between the urban and rural portions of Berkshire County. Dalton was first settled in 1755 on former Equivalent Lands, and officially incorporated in 1784. The town was named after Tristram Dalton, the Speaker of the Massachusetts House of Representatives at the time of the town's incorporation.  Dalton lies at the junction of Massachusetts Route 8, Route 8A and Route 9, with the latter two running concurrently. Route 9 is the major central east-west route through the state, and ends in neighboring Pittsfield. Dalton's nearest interstate is Interstate 90, the Massachusetts Turnpike.