U.S. House seat · former district
Iowa's 5th District
18 elections since 1976: Democrats won 4, Republicans 14.
2010 election
Nov 2, 2010- Steve King (R) · won65.7%
- Matthew Campbell (D)32.4%
- Martin James Monroe (OTH)1.9%
Source: MIT Election Data and Science LabUpdated Sep 30, 2026, 7:25 AM ET
Every election for this seat
18 races since 1976; the seat changed party 1 time. District numbers are redrawn after each census: each group is one set of lines.
| Year | Winner | Runner-up | Won by |
|---|---|---|---|
| Lines first used in 2002 | |||
| 2010 | Steve King (R) | Matthew Campbell (D) | 33.4 |
| 2008 | Steve King (R) | Rob Hubler (D) | 22.5 |
| 2006 | Steve King (R) | Joyce Schulte (D) | 22.9 |
| 2004 | Steve King (R) | Joyce Schulte (D) | 26.7 |
| 2002 | Steve King (R) | Paul Shomshor (D) | 24.4 |
| Lines first used in 1992 | |||
| 2000 | Tom Latham (R) | Mike Palecek (D) | 39.6 |
| 1998 | Tom Latham (R) | — | Unopposed |
| 1996 | Tom Latham (R) | Macdonald Smith (D) | 31.8 |
| 1994 | Tom Latham (R) | Sheila McGuire (D) | 21.8 |
| 1992 | Frederick Grandy (R) | — | Unopposed |
| Lines first used in 1982 | |||
| 1990 | James Lightfoot (R) | Rod Powell (D) | 36.0 |
| 1988 | James Lightfoot (R) | Gene Freund (D) | 27.7 |
| 1986 | James Lightfoot (R) | Scott Hughes (D) | 18.4 |
| 1984 | James Lightfoot (R)Flip | Jerry Fitzgerald (D) | 1.6 |
| 1982 | Tom Harkin (D) | Arlyn E. Danker (R) | 17.7 |
| Lines first used in 1972 | |||
| 1980 | Tom Harkin (D) | Cal Hultman (R) | 20.4 |
| 1978 | Tom Harkin (D) | Julian B. Garrett (R) | 17.9 |
| 1976 | Tom Harkin (D) | Kenneth R. Fulk (R) | 30.7 |
Won by: the winner's lead over the runner-up, in points of the vote. Source: 99chambers results archive (MEDSL, Klarner, state election offices)