Last update: Aug. 7, 2025, midnight Source: IAR Data Warehouse Data notes: - Geography notes: Metropolitan Statistical Areas are defined by the U.S. Census Bureau after each decennial census. They are made up of one or more counties and contain an urbanized area with at least 50,000 people. Learn more here: https://www.census.gov/programs-surveys/metro-micro/about.html. Lafayette-West Lafayette MSA includes Benton County, Carroll County, Tippecanoe County.