The United States District Court for the Northern District of Iowa (in case citations, N.D. Iowa) has jurisdiction over fifty-two of Iowa's ninety-nine counties. It is subject to the Eighth Circuit Court of Appeals (except for patent claims and claims against the U.S. government under the Tucker Act, which are appealed to the Federal Circuit). The United States District Court for the District of Iowa, established on March 3, 1845, by, was subdivided into the current Northern and Southern Districts on July 20, 1882, by. Presently, the court has two district judges, Chief Judge Leonard T. Strand and Judge C. J. Williams, one senior judge, Linda R. Reade, and two magistrate judges, Kelly Mahoney and Mark A. Roberts. The court is headquartered in Cedar Rapids, with a satellite courthouse in Sioux City. , the acting United States attorney is Timothy T. Duax.

Jurisdiction

[[File:Iowa federal court districts and divisions.svg|thumb|upright=2|Federal judicial districts and divisions in Iowa. Northern District of Iowa {{Legend|#67001f|Western Division}} {{Legend|#d6604d|Central Division}} {{Legend|#fddbc7|Eastern Division}} {{Legend|#b2182b|Cedar Rapids Division}} Southern District of Iowa {{Legend|#d1e5f0|Western Division}} {{Legend|#053061|Central Division}} {{Legend|#4393c3|Davenport Division}} ]] The Northern District of Iowa has four court divisions, each covering the following counties: The Cedar Rapids Division, covering Benton, Cedar, Grundy, Hardin, Iowa, Jones, Linn, and Tama counties. The Central Division, covering Butler, Calhoun, Carroll, Cerro Gordo, Emmet, Franklin, Hamilton, Hancock, Humboldt, Kossuth, Palo Alto, Pocahontas, Webster, Winnebago, Worth, and Wright counties. The Eastern Division, covering Allamakee, Black Hawk, Bremer, Buchanan, Chickasaw, Clayton, Delaware, Dubuque, Fayette, Floyd, Howard, Jackson, Mitchell, and Winneshiek counties. The Western Division, covering Buena Vista, Cherokee, Clay, Crawford, Dickinson, Ida, Lyon, Monona, O'Brien, Osceola, Plymouth, Sac, Sioux, and Woodbury counties.

Current judges

Former judges

Chief judges

Succession of seats

U.S. Attorneys