The Corn Belt is a region of the Midwestern United States and part of the Southern United States that, since the 1850s, has dominated corn production in the United States. In North America, corn is the common word for maize. More generally, the concept of the Corn Belt connotes the area of the Midwest dominated by farming and agriculture, though it stretches down into the South as well reaching into Kentucky.

The Midwestern United States, also referred to as the Midwest or the American Midwest, is one of four census regions of the United States Census Bureau. It occupies the northern central part of the United States. It was officially named the North Central Region by the U.S. Census Bureau until 1984. It is between the Northeastern United States and the Western United States, with Canada to the north and the Southern United States to the south.