Mercer County, West Virginia
Votes
Percentages
| Year | Democrat | Republican | Other | Total | |||
|---|---|---|---|---|---|---|---|
| 2000 | 8,347 | 44.2% | 10,206 | 54.1% | 322 | 1.7% | 18,875 |
| 2004 | 9,178 | 41.0% | 13,057 | 58.3% | 144 | 0.6% | 22,379 |
| 2008 | 7,450 | 35.4% | 13,246 | 63.0% | 326 | 1.6% | 21,022 |
| 2012 | 5,432 | 25.5% | 15,450 | 72.6% | 394 | 1.9% | 21,276 |
| 2016 | 4,704 | 20.5% | 17,404 | 75.7% | 874 | 3.8% | 22,982 |
| 2020 | 5,556 | 22.1% | 19,237 | 76.5% | 341 | 1.4% | 25,134 |