2018 general · November 6, 2018
2018 Iowa U.S. House election results, district by district
Iowa's U.S. House races in the 2018 general election: winners, margins, unopposed seats and seats that changed party.
Races4
Changed party2
Unopposed0%0 races
Every district
D 3 · R 1
| Race | Winner | Won by | Notes |
|---|---|---|---|
| IA-1 | Abby Finkenauer (D) | 5.1 | Flipped |
| IA-2 | David Loebsack (D) | 12.2 | |
| IA-3 | Cynthia Axne (D) | 2.2 | Flipped |
| IA-4 | Steve King (R) | 3.3 |
Iowa
Results are each source's final count; margins are the winner's lead over the runner-up in points of the vote. Source: MIT Election Data and Science Lab