According to the 2020 United States Census, Iowa has 3,190,369 inhabitants and 55,857.13 square miles (144,669.3 km2) of land.
Every incorporated place in Iowa is called a "city", regardless of population.
Incorporated cities can choose one of six forms of municipal government that differ primarily on how the legislative and administrative responsibilities are separated: mayor-council, mayor-council with an appointed manager, council-manager-at-large, commission, council-manager-ward, home rule charter or special charter.
[2] According to the 2020 Census, 2,014,831 of Iowa's 3,190,369 residents lived in urban areas, accounting for 63.1% of the population.
[3] The largest city by population and by land area is Des Moines with 214,133 residents and 90.65 square miles (234.8 km2).