| District Court
| Counties Served
|
| Iowa District One | Allamakee, Black Hawk, Buchanan, Chickasaw, Clayton, Delaware, Dubuque, Fayette, Grundy, Howard, and Winneshiek
|
| Iowa District Two | Boone, Bremer, Butler, Calhoun, Carroll, Cerro Gordo, Floyd, Franklin, Greene, Hamilton, Hancock, Hardin, Humboldt, Marshall, Mitchell, Pocahontas, Sac, Story, Webster, Winnebago, Worth and Wright
|
| Iowa District Three | Buena Vista, Cherokee, Clay, Crawford, Dickinson, Emmet, Ida, Lyon, Kossuth, Monona, O'Brien, Osceola, Palo Alto, Plymouth, Sioux and Woodbury
|
| Iowa District Four | Audubon, Cass, Fremont, Harrison, Mills, Montgomery, Page, Pottawattamie and Shelby
|
| Iowa District Five | Adair, Adams, Clarke, Dallas, Decatur, Guthrie, Jasper, Lucas, Madison, Marion, Polk, Ringgold, Taylor, Union, Warren and Wayne
|
| Iowa District Six | Benton, Iowa, Johnson, Jones, Linn and Tama
|
| Iowa District Seven | Cedar, Clinton, Jackson, Muscatine and Scott
|
| Iowa District Eight | Appanoose, Davis, Des Moines, Henry, Jefferson, Keokuk, Lee, Louisa, Mahaska, Monroe, Poweshiek, Van Buren, Wapello and Washington
|
