Indiana is a U.S. state admitted to the United States as the 19 on December 11 1816. It is located in the Midwestern United States and Great Lakes Region. With 6 483 802 residents the state is ranked 15 in population and 18 in population density. Indiana is ranked 38 in land area and is the smallest state in the continental US west of the Appalachian Mountains. Its capital and largest city is Indianapolis the second largest of any state capital.