Iowa 2000 vs 2008: county swing
8 of 99 counties moved toward the Republican ticket; 22 changed hands.
| County | 2000 | 2008 | Swing | Votes 2000 | Votes 2008 |
|---|---|---|---|---|---|
| Lee County | D+19.8 | D+16.0 | R+3.8 | 16,572 | 17,224 |
| Davis County | R+7.0 | R+9.2 | R+2.2 | 3,758 | 3,815 |
| Madison County | R+8.1 | R+10.0 | R+1.9 | 6,969 | 8,480 |
| Ringgold County | R+4.6 | R+6.1 | R+1.5 | 2,692 | 2,689 |
| Guthrie County | R+6.3 | R+7.7 | R+1.4 | 5,469 | 5,847 |
| Monroe County | R+4.3 | R+5.2 | R+0.9 | 3,647 | 3,873 |
| Ida County | R+16.0 | R+16.4 | R+0.4 | 3,491 | 3,547 |
| Clarke County | D+2.3 | D+2.2 | R+0.1 | 4,176 | 4,443 |
| Greene County | D+0.4 | D+0.5 | D+0.1 | 4,719 | 4,804 |
| Wapello County | D+13.5 | D+13.6 | D+0.1 | 15,139 | 15,931 |
| Benton County | D+3.8 | D+4.5 | D+0.7 | 11,766 | 13,712 |
| O'Brien County | R+35.6 | R+34.8 | D+0.8 | 7,044 | 7,333 |
| Lucas County | R+7.7 | R+6.7 | D+1.0 | 4,303 | 4,471 |
| Warren County flipped | R+0.6 | D+0.6 | D+1.2 | 19,653 | 24,880 |
| Dickinson County | R+6.9 | R+5.4 | D+1.5 | 8,121 | 9,906 |
| Henry County | R+6.5 | R+5.0 | D+1.5 | 8,671 | 9,377 |
| Plymouth County | R+26.6 | R+25.1 | D+1.5 | 10,118 | 12,512 |
| Cherokee County | R+9.3 | R+7.6 | D+1.7 | 6,592 | 6,365 |
| Boone County | D+5.3 | D+7.6 | D+2.3 | 12,249 | 13,929 |
| Louisa County | D+1.9 | D+4.3 | D+2.4 | 4,637 | 4,920 |
| Monona County | R+4.8 | R+2.4 | D+2.4 | 4,560 | 4,796 |
| Des Moines County | D+20.5 | D+23.1 | D+2.6 | 19,365 | 20,570 |
| Woodbury County | R+3.1 | R+0.5 | D+2.6 | 37,896 | 44,801 |
| Palo Alto County flipped | R+0.3 | D+2.8 | D+3.1 | 4,823 | 4,806 |
| Dallas County | R+9.0 | R+5.5 | D+3.5 | 19,330 | 32,640 |
| Lyon County | R+48.7 | R+45.0 | D+3.7 | 5,342 | 6,217 |
| Humboldt County | R+18.1 | R+14.3 | D+3.8 | 4,940 | 5,122 |
| Pocahontas County | R+12.2 | R+8.4 | D+3.8 | 4,141 | 4,011 |
| Clay County | R+9.2 | R+5.2 | D+4.0 | 7,578 | 8,398 |
| Van Buren County | R+16.2 | R+12.2 | D+4.0 | 3,561 | 3,608 |
| Keokuk County | R+7.9 | R+3.6 | D+4.3 | 4,947 | 5,361 |
| Sac County | R+13.5 | R+8.9 | D+4.6 | 5,033 | 5,053 |
| Jones County | D+5.4 | D+10.4 | D+5.0 | 9,143 | 10,004 |
| Calhoun County | R+12.8 | R+7.7 | D+5.1 | 5,041 | 5,195 |
| Wayne County | R+12.1 | R+7.0 | D+5.1 | 3,021 | 2,980 |
| Decatur County | R+6.2 | R+0.8 | D+5.4 | 3,709 | 4,102 |
| Appanoose County | R+7.6 | R+1.9 | D+5.7 | 5,704 | 6,176 |
| Sioux County | R+68.7 | R+62.8 | D+5.9 | 14,692 | 16,664 |
| Osceola County | R+37.6 | R+31.6 | D+6.0 | 3,063 | 3,127 |
| Dubuque County | D+14.6 | D+20.8 | D+6.2 | 40,323 | 47,953 |
| Audubon County flipped | R+3.4 | D+3.0 | D+6.4 | 3,784 | 3,435 |
| Webster County | D+1.8 | D+8.5 | D+6.7 | 17,048 | 18,554 |
| Mitchell County | D+5.0 | D+12.3 | D+7.3 | 5,162 | 5,766 |
| Emmet County flipped | R+3.5 | D+3.9 | D+7.4 | 4,630 | 5,015 |
| Marion County | R+18.2 | R+10.8 | D+7.4 | 14,408 | 17,030 |
| Jasper County flipped | R+0.1 | D+7.5 | D+7.6 | 17,835 | 19,421 |
| Wright County | R+9.3 | R+1.5 | D+7.8 | 6,336 | 6,395 |
| Carroll County flipped | R+4.4 | D+3.6 | D+8.0 | 9,568 | 10,387 |
| Winnebago County | D+0.5 | D+8.6 | D+8.1 | 5,527 | 6,082 |
| Cerro Gordo County | D+12.6 | D+20.9 | D+8.3 | 22,162 | 24,140 |
| Taylor County | R+16.9 | R+8.6 | D+8.3 | 3,096 | 3,026 |
| Buchanan County | D+10.1 | D+18.5 | D+8.4 | 9,410 | 10,338 |
| Hamilton County flipped | R+7.4 | D+1.3 | D+8.7 | 7,574 | 8,078 |
| Worth County | D+13.7 | D+22.4 | D+8.7 | 4,004 | 4,257 |
| Polk County | D+5.6 | D+14.6 | D+9.0 | 174,167 | 214,386 |
| Iowa County flipped | R+8.9 | D+0.2 | D+9.1 | 7,413 | 8,546 |
| Washington County | R+9.9 | R+0.7 | D+9.2 | 9,094 | 10,626 |
| Adair County | R+12.7 | R+3.3 | D+9.4 | 4,123 | 4,053 |
| Clinton County | D+13.7 | D+23.1 | D+9.4 | 22,180 | 24,719 |
| Hancock County | R+13.0 | R+3.6 | D+9.4 | 5,438 | 5,930 |
| Cedar County | Even | D+9.6 | D+9.6 | 8,344 | 9,665 |
| Hardin County flipped | R+8.9 | D+0.9 | D+9.8 | 8,435 | 8,859 |
| Pottawattamie County | R+11.8 | R+1.9 | D+9.9 | 34,467 | 42,320 |
| Scott County | D+4.3 | D+14.5 | D+10.2 | 70,568 | 86,371 |
| Black Hawk County | D+12.1 | D+22.4 | D+10.3 | 55,085 | 64,775 |
| Kossuth County flipped | R+7.3 | D+3.2 | D+10.5 | 8,878 | 9,097 |
| Mahaska County | R+27.3 | R+16.6 | D+10.7 | 9,543 | 10,932 |
| Grundy County | R+28.0 | R+16.9 | D+11.1 | 6,111 | 6,828 |
| Mills County | R+27.8 | R+16.5 | D+11.3 | 5,915 | 7,282 |
| Jackson County | D+13.0 | D+24.4 | D+11.4 | 9,032 | 9,955 |
| Buena Vista County | R+13.3 | R+1.8 | D+11.5 | 7,977 | 8,418 |
| Delaware County flipped | R+5.6 | D+6.0 | D+11.6 | 8,349 | 8,901 |
| Butler County | R+16.4 | R+4.7 | D+11.7 | 6,724 | 7,166 |
| Union County flipped | R+8.0 | D+3.7 | D+11.7 | 5,740 | 5,909 |
| Marshall County flipped | R+2.6 | D+9.3 | D+11.9 | 17,624 | 18,657 |
| Muscatine County | D+3.6 | D+15.6 | D+12.0 | 16,076 | 19,119 |
| Tama County | D+0.1 | D+12.2 | D+12.1 | 8,315 | 8,850 |
| Franklin County flipped | R+10.8 | D+1.4 | D+12.2 | 4,938 | 5,148 |
| Linn County | D+9.2 | D+21.5 | D+12.3 | 92,064 | 113,355 |
| Story County | D+3.5 | D+16.2 | D+12.7 | 35,364 | 46,575 |
| Page County | R+32.5 | R+19.7 | D+12.8 | 7,059 | 7,356 |
| Floyd County | D+8.8 | D+21.9 | D+13.1 | 7,238 | 8,091 |
| Chickasaw County | D+7.6 | D+20.8 | D+13.2 | 6,584 | 6,583 |
| Fremont County | R+16.9 | R+3.6 | D+13.3 | 3,616 | 3,894 |
| Poweshiek County flipped | R+2.0 | D+11.7 | D+13.7 | 8,980 | 10,031 |
| Bremer County flipped | R+4.5 | D+9.3 | D+13.8 | 11,175 | 12,871 |
| Cass County | R+25.0 | R+10.8 | D+14.2 | 6,880 | 7,350 |
| Harrison County | R+19.1 | R+4.7 | D+14.4 | 6,543 | 7,578 |
| Howard County | D+11.2 | D+25.8 | D+14.6 | 4,491 | 4,728 |
| Shelby County | R+24.5 | R+9.7 | D+14.8 | 6,009 | 6,453 |
| Clayton County | D+2.3 | D+17.2 | D+14.9 | 8,571 | 8,989 |
| Crawford County flipped | R+9.8 | D+5.2 | D+15.0 | 6,555 | 7,191 |
| Adams County flipped | R+12.7 | D+3.3 | D+16.0 | 2,145 | 2,206 |
| Johnson County | D+25.2 | D+41.5 | D+16.3 | 52,769 | 72,975 |
| Fayette County flipped | R+1.1 | D+16.6 | D+17.7 | 9,621 | 10,259 |
| Montgomery County | R+29.2 | R+10.6 | D+18.6 | 5,394 | 5,287 |
| Allamakee County flipped | R+6.1 | D+14.3 | D+20.4 | 6,462 | 7,059 |
| Jefferson County flipped | R+5.1 | D+20.2 | D+25.3 | 7,548 | 8,631 |
| Winneshiek County flipped | R+3.2 | D+22.6 | D+25.8 | 9,417 | 11,280 |
Official results As published by The American Presidency Project (UC Santa Barbara) and the state documents it links. How we use this data