Pottawattamie County, Iowa
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 14,726 | 42.7% | 18,783 | 54.5% | 958 | 2.8% | 34,467 |
| 2004 | 16,906 | 40.4% | 24,558 | 58.7% | 356 | 0.9% | 41,820 |
| 2008 | 20,436 | 48.3% | 21,237 | 50.2% | 647 | 1.5% | 42,320 |
| 2012 | 19,644 | 46.4% | 21,860 | 51.7% | 797 | 1.9% | 42,301 |
| 2016 | 15,355 | 36.0% | 24,447 | 57.3% | 2,878 | 6.7% | 42,680 |
| 2020 | 18,575 | 40.6% | 26,352 | 57.6% | 817 | 1.8% | 45,744 |