USA - Iowa - Counties Quiz 🌎
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This quiz is about the counties of Iowa. Match the county names with the clickable regions on the map. A difficult quiz with up to 99 questions.
Iowa is rich in counties. Here you can learn the names and locations of all of them. Most populous county is Polk, home to the city of Des Moines, the capital of Iowa.
The Missouri River and the Big Sioux River form Iowa’s western border, while the Mississippi River forms its eastern border.
You do not need to learn all counties at once. Click on Switch region below the map and choose a subset of the counties you want to learn. For example, you could start with Central Iowa, where Des Moines is located, or with Eastern Iowa, home to Cedar Rapids.
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This quiz covers the following counties:
Adair, Adams, Allamakee, Appanoose, Audubon, Benton, Black Hawk, Boone, Bremer, Buchanan, Buena Vista, Butler, Calhoun, Carroll, Cass, Cedar, Cerro Gordo, Cherokee, Chickasaw, Clarke, Clay, Clayton, Clinton, Crawford, Dallas, Davis, Decatur, Delaware, Des Moines, Dickinson, Dubuque, Emmet, Fayette, Floyd, Franklin, Fremont, Greene, Grundy, Guthrie, Hamilton, Hancock, Hardin, Harrison, Henry, Howard, Humboldt, Ida, Iowa, Jasper, Jefferson, Johnson, Johnson, Jones, Keokuk, Kossuth, Lee, Linn, Louisa, Lucas, Lyon, Madison, Mahaska, Marion, Marshall, Mills, Mitchell, Monona, Monroe, Montgomery, Muscatine, O'Brien, Osceola, Page, Palo Alto, Plymouth, Pocahontas, Polk, Pottawattamie, Poweshiek, Ringgold, Sac, Scott, Shelby, Sioux, Story, Tama, Taylor, Union, Van Buren, Wapello, Warren, Washington, Wayne, Webster, Winnebago, Winneshiek, Woodbury, Worth and Wright
Last update: 24 Feb 2026
