Normal is an incorporated town in McLean County, Illinois, United States. It had a population of 52,497 as of the 2010 census. Normal is the smaller of two principal municipalities of the Bloomington-Normal metropolitan area. Normal is the seventh-most populous community in Illinois, outside of the Chicago Metropolitan Area.
Originally known as North Bloomington, the town was given the name of Normal in February 1865 and officially incorporated in 1867. The name was taken from Illinois State Normal University, a normal school (teacher-training institution) located there. The school has since been renamed Illinois State University after becoming a general four year university. Normal is adjacent to Bloomington, Illinois, and when mentioned together they are known as the "Twin Cities", "Bloomington-Normal", "B-N", or "Blo-No." The mayor of Normal is Chris Koos.
The main campus of Illinois' oldest public university, Illinois State University, a fully accredited four-year institution, is located in Normal, as is Heartland Community College, a fully accredited two-year institution. There is also a satellite campus of Lincoln College, which offers associate degrees as well as four-year programs.