Berkshire County
County
Berkshire County Courthouse
Seal
Motto(s):  Firmus et Paratus (Latin "Steadfast and Ready")
Location within the U.S. state of Massachusetts
Massachusetts's location within the U.S.
Coordinates: 42°23′46″N 73°12′36″W / 42.39613°N 73.209892°W / 42.39613; -73.209892
Country	United States
State	Massachusetts
Founded	April 24, 1761
Named for	Berkshire, England
Seat	Pittsfield
Largest city	Pittsfield
Area
• Total	946 sq mi (2,450 km2)
• Land	927 sq mi (2,400 km2)
• Water	20 sq mi (50 km2)  2.1%
Population  (2020)
• Total	129,026
• Density	140/sq mi (50/km2)
Demonym	Berkshirite[1]
Time zone	UTC−5 (Eastern)
• Summer (DST)	UTC−4 (EDT)
Congressional district	1st

Berkshire County is a county in the U.S. state of Massachusetts. As of the 2020 Census, the county had a population of 129,026.^[2] The county seat and largest city is Pittsfield.^[3]

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