Indianapolis, Indiana, is the state capital and most-populous city of the state and the seat of Marion County. The metropolitan area has about 2,048,700 residents spanning 368 square miles. It is the anchor to the 29th largest economic region in the U.S., and has notable niche markets in amateur sports and auto racing.
Indiana is a state in the Midwest region of the U.S. It is 38th-largest by area and the 17th-most populous. Indiana is the capital and largest city. Lake Michigan, Michigan, Ohio, the Ohio River, Kentucky, the Wabash River, and Illinois share borders. Indiana has about 6,785,528 residents.