1990 general · November 6, 1990
1990 Iowa U.S. House election results, district by district
Iowa's U.S. House races in the 1990 general election: winners, margins, unopposed seats and seats that changed party.
Races6
Changed party0
Unopposed50%3 races
Every district
D 2 · R 4
| Race | Winner | Won by | Notes |
|---|---|---|---|
| IA-1 | James Leach (R) | Unopposed | |
| IA-2 | James Nussle (R) | 1.0 | |
| IA-3 | David Nagle (D) | Unopposed | |
| IA-4 | Neal Smith (D) | Unopposed | |
| IA-5 | James Lightfoot (R) | 36.0 | |
| IA-6 | Frederick Grandy (R) | 43.6 |
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