Centre County, Pennsylvania
The United States Office of Management and Budget has designated Centre County as the State College, PA Metropolitan Statistical Area (MSA). As of the 2010 U.S. Census the metropolitan area ranked 13th most populous in the State of Pennsylvania and the 259th most populous in the United States with a population of 155,403. Centre County is also a part of the larger State College-DuBois, PA Combined Statistical Area (CSA), which combines the populations of Centre County as well as Clearfield County to the west. The Combined Statistical Area ranked 9th in the State of Pennsylvania and 123rd most populous in the United States with a population of 236,577.
Central United States
4 of 9 Census Bureau Divisions have names containing "Central", though they are not grouped as a region. They include 20 states and 39.45% of the US population as of July 1, 2007.
Almost all of the area is in the Gulf of Mexico drainage basin, and most of that is in the Mississippi Basin. Small areas near the Great Lakes drain into the Great Lakes and eventually the St. Lawrence River; the Red River Basin is centered on the North Dakota-Minnesota border and drains to Hudson Bay.