Iowa's congressional districts


Iowa is divided into four congressional districts, each represented by a member of the United States House of Representatives.
The districts were previously represented by 1 Democrat and 3 Republicans since 2014, however, after the 2018 elections, 2 Republican incumbents were ousted by Democratic challengers, flipping the congressional delegation to 3-1 Democratic majority.

Current districts and representatives

List of members of the Iowa United States House delegation, their terms, their district boundaries, and the districts' political ratings according to the CPVI. The delegation has a total of 4 members, including 3 Democrats, and 1 Republican as of 2019.

District boundaries since 1973

Table of United States congressional district boundary maps in the State of Iowa, presented chronologically. All redistricting events that took place in Iowa between 1973 and 2013 are shown.
YearStatewide map
1973–1982
1983–1992
1993–2002
2003–2013
Since 2013

Obsolete districts