| Year | Age | State | Party | Office | District | Stage | Pos | Votes | % |
|---|---|---|---|---|---|---|---|---|---|
| 2004 | IA | R | State Senate | District 032 | Primary | 1 | 384 | 100.0% | |
| 2004 | IA | R | State Senate | District 032 | General | 1 | 20,088 | 57.9% | |
| 2008 | IA | R | State Senate | District 032 | Primary | 1 | 924 | 98.7% | |
| 2008 | IA | R | State Senate | District 032 | General | 1 | 23,190 | 100.0% | |
| 2010 | IA | R | U.S. House | District 03 | Primary | 1 | 19,469 | 42.2% | |
| 2010 | IA | R | U.S. House | District 03 | General | 2 | 111,925 | 46.5% | |
| 2012 | IA | R | State Senate | District 020 | General | 1 | 24,236 | 96.1% | |
| 2014 | IA | R | U.S. House | District 03 | Primary | 1 | 10,522 | 24.7% | |
| 2016 | IA | R | State Senate | District 020 | Primary | 1 | 1,293 | 98.3% | |
| 2016 | IA | R | State Senate | District 020 | General | 1 | 22,431 | 59.4% | |
| 2020 | IA | R | State Senate | District 020 | General | 1 | 21,943 | 51.1% | |
| 2024 | IA | R | State Senate | District 022 | General | 2 | 17,336 | 47.5% | |
|
Age: Age as of July 1 of the year pertaining to this election. Asterisk in 'Pos' column: Indicates an election winner who did not finish in first place. |