United States presidential election in Kansas, 2004 By county By county

| County | Bush__1 | Bush__2 | Kerry__3 | Kerry__4 | Others__5 | Others__6 | Total |
|---|---|---|---|---|---|---|---|
| Allen County, Kansas | 3808 | 65.92% | 1885 | 32.63% | 84 | 1.45% | 5777 |
| Anderson County, Kansas | 2490 | 64.74% | 1291 | 33.57% | 65 | 1.69% | 3846 |
| Atchison County, Kansas | 3769 | 54.54% | 3028 | 43.81% | 114 | 1.65% | 6911 |
| Barber County, Kansas | 1749 | 73.89% | 585 | 24.71% | 33 | 1.39% | 2367 |
| Barton County, Kansas | 8545 | 74.00% | 2837 | 24.57% | 165 | 1.43% | 11547 |
| Bourbon County, Kansas | 4268 | 65.36% | 2167 | 33.19% | 95 | 1.45% | 6530 |
| Brown County, Kansas | 3034 | 70.18% | 1234 | 28.54% | 55 | 1.27% | 4323 |
| Butler County, Kansas | 16331 | 71.26% | 6292 | 27.46% | 293 | 1.28% | 22916 |
| Chase County, Kansas | 1043 | 70.28% | 413 | 27.83% | 28 | 1.89% | 1484 |
| Chautauqua County, Kansas | 1496 | 77.84% | 400 | 20.81% | 26 | 1.35% | 1922 |