Iowa's 3rd congressional district is a congressional district in the U.S. state of Iowa that covers the southwest portion of the state, roughly an area including Des Moines to the Nebraska and Missouri borders. From 2003 to 2013 it encompassed Des Moines (on the western end) to the western outskirts of the Cedar Falls-Waterloo Metropolitan Area (on the northeastern end) to the western outskirts of the Cedar Rapids area (on the eastern end) and to Lucas and Monroe counties (on the southern end). The district is represented by Republican David Young.