Berkshire County is a county located in the U.S. state of Massachusetts. As of the most recent data available, the county has a population of approximately 134,953 people, with a population density of about 144.95 persons per square mile.
The county spans a total land area of 931.00 square miles (2,411.00 square kilometers). The administrative center and county seat is Pittsfield, which often serves as a hub for local governance and services. The largest city within the county by population is Pittsfield.
Geographically, Berkshire County experiences varied elevations, with its highest point at Peru 2,064 ft and its lowest point at Williamstown 638 ft. The region operates in the UTC-5.