The largest city in Iowa is Des Moines, with a population of 216,273. Tiffin is the fastest growing city in Iowa over the past 10 years, having grown 11.35% since 2010.

10 Largest Cities in Iowa

Cities in Iowa by Population (2022)

The state of Iowa is the 30th most-populous state in the United States with a population of 3.1 million people. Its state capital, Des Moines, is the most populated city in the state, with a population of over 210,000 people. The second most populous city is Cedar Rapids, with just over 130,000, while Davenport has over 102,000 residents, making it the third most populous and rounding out all cities with populations that exceed 100,000. The state has a total of 37 cities with populations that fall between 10,000 and 100,000.

In all, Iowa has 947 incorporated cities. These cities are spread across 99 counties. Any area that is incorporated in this state is designated as a city with no regards to population counts. There are six different types of government structures for cities in Iowa to choose from. Many have the mayor-council form of government. There are multiple cities that have less than 500 residents, many which have even less than 100. The least populous cities in the state include Beaconsfield in Ringgold County and Le Roy located in Decatur County, each of which have populations of just 15 people per the 2010 U.S. Census.

Map of Cities in Iowa

Iowa Cities by First Letter

  1. US Census Annual Estimates - 2020 Estimates Calculated via Linear Projection of Previous Estimates

Sources