Johnson County, Kansas
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 79,118 | 36.4% | 129,965 | 59.7% | 8,453 | 3.9% | 217,536 |
| 2004 | 97,866 | 37.8% | 158,103 | 61.1% | 2,718 | 1.1% | 258,687 |
| 2008 | 127,091 | 44.8% | 152,627 | 53.8% | 3,714 | 1.3% | 283,432 |
| 2012 | 110,526 | 40.3% | 158,401 | 57.7% | 5,438 | 2.0% | 274,365 |
| 2016 | 129,852 | 44.8% | 137,490 | 47.4% | 22,748 | 7.8% | 290,090 |
| 2020 | 184,259 | 53.1% | 155,631 | 44.8% | 7,324 | 2.1% | 347,214 |