Iowa has an estimated population of around 3,160,000 people. It is the 30th most populous state in the United States and the sixth largest by area at 56,272 square miles. The state's population is primarily composed of white Americans (91%), with African Americans making up 4.4% of the total population and other minorities making up 4.6%. The median household income in Iowa is $57,718 and the poverty rate is 8.2%.