Metropolitan Statistical Area The United States Office of Management and Budget has designated Columbia County as the Bloomsburg-Berwick, PA Metropolitan Statistical Area (MSA). As of the 2010 census the metropolitan area ranked 20th most populous in the State of Pennsylvania and the 368th most populous in the United States with a population of 82,562. Columbia County is also a part of the larger Bloomsburg-Berwick-Sunbury, PA Combined Statistical Area (CSA), which combines the populations of Columbia County as well as Montour, Northumberland, Snyder and Union Counties in Pennsylvania. The Combined Statistical Area ranked 8th in the State of Pennsylvania and 115th most populous in the United States with a population of 264,739.
Metropolitan Statistical Area The United States Office of Management and Budget has designated Columbia County as the Bloomsburg-Berwick, PA Metropolitan Statistical Area (MSA). As of the 2010 census the metropolitan area ranked 20th most populous in the State of Pennsylvania and the 368th most populous in the United States with a population of 82,562 Columbia County is also a part of the larger Bloomsburg-Berwick-Sunbury, PA Combined Statistical Area (CSA), which combines the populations of Columbia County as well as Montour, Northumberland, Snyder and Union Counties in Pennsylvania. The Combined Statistical Area ranked 8th in the State of Pennsylvania and 115th most populous in the United States with a population of 264739.