Clayton County, Iowa
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 4,238 | 49.4% | 4,034 | 47.1% | 299 | 3.5% | 8,571 |
| 2004 | 4,736 | 51.7% | 4,312 | 47.0% | 120 | 1.3% | 9,168 |
| 2008 | 5,195 | 57.8% | 3,651 | 40.6% | 143 | 1.6% | 8,989 |
| 2012 | 4,806 | 52.6% | 4,164 | 45.6% | 168 | 1.8% | 9,138 |
| 2016 | 3,237 | 35.5% | 5,317 | 58.2% | 575 | 6.3% | 9,129 |
| 2020 | 3,340 | 34.8% | 6,119 | 63.8% | 135 | 1.4% | 9,594 |