Iowa (USA) is 803 times larger than Brooklyn (NYC borough).
Area: 144,669 km2 US Census
Population: 3,090,416 (July 2013) US Census
Iowa is a U.S. state in the Midwestern United States, a region sometimes called the "American Heartland". Wikipedia
Area: 180 km2 calculated
Population: 2,565,635 (2012)
Brooklyn is the most populous of New York City's five boroughs, with about 2.6 million people, as well as the second-largest in area. Wikipedia