Iowa 2004 Presidential Election Results by County
In 2004, the Republican candidate won 67 of Iowa's 99 counties.
| County | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast |
|---|---|---|---|---|---|---|
| Adair | George W. Bush | Republican | 2,402 | 56.1% | 13.0 pts | 4,278 |
| Adams | George W. Bush | Republican | 1,317 | 56.6% | 14.6 pts | 2,325 |
| Allamakee | George W. Bush | Republican | 3,530 | 50.0% | 1.1 pts | 7,062 |
| Appanoose | George W. Bush | Republican | 3,340 | 51.8% | 4.3 pts | 6,450 |
| Audubon | George W. Bush | Republican | 1,958 | 54.5% | 9.7 pts | 3,592 |
| Benton | John Kerry | Democratic | 6,747 | 50.0% | 0.7 pts | 13,501 |
| Black Hawk | John Kerry | Democratic | 35,392 | 55.4% | 11.5 pts | 63,907 |
| Boone | John Kerry | Democratic | 7,027 | 50.2% | 1.1 pts | 14,009 |
| Bremer | George W. Bush | Republican | 6,665 | 52.2% | 5.0 pts | 12,779 |
| Buchanan | John Kerry | Democratic | 5,608 | 53.5% | 7.7 pts | 10,475 |
| Buena Vista | George W. Bush | Republican | 4,887 | 57.6% | 16.1 pts | 8,490 |
| Butler | George W. Bush | Republican | 4,417 | 59.1% | 18.9 pts | 7,475 |
| Calhoun | George W. Bush | Republican | 3,255 | 58.7% | 18.3 pts | 5,542 |
| Carroll | George W. Bush | Republican | 5,762 | 54.8% | 10.2 pts | 10,524 |
| Cass | George W. Bush | Republican | 4,796 | 63.6% | 28.1 pts | 7,543 |
| Cedar | George W. Bush | Republican | 4,869 | 50.2% | 1.3 pts | 9,694 |
| Cerro Gordo | John Kerry | Democratic | 13,372 | 54.5% | 9.8 pts | 24,516 |
| Cherokee | George W. Bush | Republican | 3,758 | 55.3% | 11.3 pts | 6,796 |
| Chickasaw | John Kerry | Democratic | 3,708 | 54.5% | 9.8 pts | 6,806 |
| Clarke | John Kerry | Democratic | 2,323 | 50.9% | 2.7 pts | 4,566 |
| Clay | George W. Bush | Republican | 4,898 | 57.0% | 15.7 pts | 8,588 |
| Clayton | John Kerry | Democratic | 4,736 | 51.7% | 4.6 pts | 9,168 |
| Clinton | John Kerry | Democratic | 13,813 | 56.0% | 12.7 pts | 24,684 |
| Crawford | George W. Bush | Republican | 3,955 | 54.6% | 10.1 pts | 7,242 |
| Dallas | George W. Bush | Republican | 15,183 | 57.7% | 16.2 pts | 26,293 |
| Davis | George W. Bush | Republican | 2,148 | 54.8% | 10.6 pts | 3,918 |
| Decatur | George W. Bush | Republican | 2,088 | 52.1% | 5.7 pts | 4,011 |
| Delaware | George W. Bush | Republican | 4,908 | 53.3% | 7.4 pts | 9,200 |
| Des Moines | John Kerry | Democratic | 12,456 | 59.7% | 20.3 pts | 20,874 |
| Dickinson | George W. Bush | Republican | 5,337 | 55.9% | 12.5 pts | 9,553 |
| Dubuque | John Kerry | Democratic | 26,561 | 56.5% | 13.7 pts | 47,043 |
| Emmet | George W. Bush | Republican | 2,697 | 52.3% | 5.7 pts | 5,156 |
| Fayette | John Kerry | Democratic | 5,185 | 49.9% | 0.5 pts | 10,392 |
| Floyd | John Kerry | Democratic | 4,349 | 53.3% | 7.4 pts | 8,167 |
| Franklin | George W. Bush | Republican | 3,128 | 56.7% | 14.3 pts | 5,521 |
| Fremont | George W. Bush | Republican | 2,362 | 60.4% | 21.8 pts | 3,911 |
| Greene | George W. Bush | Republican | 2,618 | 51.2% | 3.1 pts | 5,113 |
| Grundy | George W. Bush | Republican | 4,429 | 64.7% | 29.8 pts | 6,849 |
| Guthrie | George W. Bush | Republican | 3,325 | 55.5% | 11.9 pts | 5,994 |
| Hamilton | George W. Bush | Republican | 4,367 | 52.4% | 5.7 pts | 8,335 |
| Hancock | George W. Bush | Republican | 3,368 | 57.0% | 15.0 pts | 5,905 |
| Hardin | George W. Bush | Republican | 4,875 | 54.5% | 9.6 pts | 8,949 |
| Harrison | George W. Bush | Republican | 4,680 | 60.9% | 23.1 pts | 7,680 |
| Henry | George W. Bush | Republican | 5,220 | 55.2% | 11.6 pts | 9,457 |
| Howard | John Kerry | Democratic | 2,614 | 55.7% | 12.5 pts | 4,697 |
| Humboldt | George W. Bush | Republican | 3,162 | 59.1% | 19.0 pts | 5,350 |
| Ida | George W. Bush | Republican | 2,342 | 62.1% | 24.6 pts | 3,774 |
| Iowa | George W. Bush | Republican | 4,544 | 53.7% | 8.3 pts | 8,454 |
| Jackson | John Kerry | Democratic | 5,656 | 56.5% | 14.1 pts | 10,011 |
| Jasper | John Kerry | Democratic | 10,430 | 52.0% | 4.8 pts | 20,062 |
| Jefferson | John Kerry | Democratic | 4,490 | 54.2% | 10.2 pts | 8,281 |
| Johnson | John Kerry | Democratic | 41,847 | 64.0% | 29.3 pts | 65,373 |
| Jones | John Kerry | Democratic | 5,054 | 50.7% | 2.2 pts | 9,978 |
| Keokuk | George W. Bush | Republican | 3,119 | 56.9% | 15.1 pts | 5,480 |
| Kossuth | George W. Bush | Republican | 5,042 | 54.5% | 9.8 pts | 9,258 |
| Lee | John Kerry | Democratic | 10,152 | 56.8% | 15.0 pts | 17,858 |
| Linn | John Kerry | Democratic | 60,442 | 54.6% | 9.9 pts | 110,740 |
| Louisa | George W. Bush | Republican | 2,572 | 52.3% | 5.6 pts | 4,916 |
| Lucas | George W. Bush | Republican | 2,543 | 55.6% | 12.2 pts | 4,571 |
| Lyon | George W. Bush | Republican | 4,751 | 77.9% | 56.5 pts | 6,101 |
| Madison | George W. Bush | Republican | 4,538 | 56.7% | 14.5 pts | 8,004 |
| Mahaska | George W. Bush | Republican | 6,858 | 63.9% | 28.6 pts | 10,728 |
| Marion | George W. Bush | Republican | 9,990 | 59.8% | 20.5 pts | 16,696 |
| Marshall | George W. Bush | Republican | 9,557 | 49.9% | 0.6 pts | 19,164 |
| Mills | George W. Bush | Republican | 4,556 | 65.6% | 32.4 pts | 6,940 |
| Mitchell | John Kerry | Democratic | 2,785 | 50.8% | 2.5 pts | 5,480 |
| Monona | George W. Bush | Republican | 2,575 | 51.3% | 3.5 pts | 5,018 |
| Monroe | George W. Bush | Republican | 2,067 | 52.2% | 5.3 pts | 3,963 |
| Montgomery | George W. Bush | Republican | 3,601 | 64.8% | 30.6 pts | 5,556 |
| Muscatine | John Kerry | Democratic | 9,542 | 51.0% | 2.8 pts | 18,717 |
| O'Brien | George W. Bush | Republican | 5,328 | 68.9% | 38.8 pts | 7,731 |
| Osceola | George W. Bush | Republican | 2,295 | 70.3% | 41.7 pts | 3,266 |
| Page | George W. Bush | Republican | 5,243 | 69.8% | 40.4 pts | 7,513 |
| Palo Alto | George W. Bush | Republican | 2,674 | 51.5% | 3.7 pts | 5,191 |
| Plymouth | George W. Bush | Republican | 7,810 | 63.9% | 28.9 pts | 12,222 |
| Pocahontas | George W. Bush | Republican | 2,441 | 56.6% | 14.4 pts | 4,313 |
| Polk | John Kerry | Democratic | 105,218 | 51.9% | 4.6 pts | 202,618 |
| Pottawattamie | George W. Bush | Republican | 24,558 | 58.7% | 18.3 pts | 41,820 |
| Poweshiek | John Kerry | Democratic | 5,043 | 50.0% | 0.8 pts | 10,091 |
| Ringgold | George W. Bush | Republican | 1,466 | 52.8% | 6.5 pts | 2,778 |
| Sac | George W. Bush | Republican | 3,128 | 58.2% | 17.0 pts | 5,374 |
| Scott | John Kerry | Democratic | 42,122 | 50.9% | 2.6 pts | 82,722 |
| Shelby | George W. Bush | Republican | 4,256 | 63.8% | 28.5 pts | 6,670 |
| Sioux | George W. Bush | Republican | 14,229 | 85.9% | 72.2 pts | 16,570 |
| Story | John Kerry | Democratic | 23,296 | 52.2% | 5.5 pts | 44,652 |
| Tama | John Kerry | Democratic | 4,487 | 49.9% | 0.3 pts | 9,001 |
| Taylor | George W. Bush | Republican | 1,908 | 59.8% | 20.6 pts | 3,190 |
| Union | George W. Bush | Republican | 3,165 | 52.9% | 7.0 pts | 5,978 |
| Van Buren | George W. Bush | Republican | 2,211 | 57.6% | 16.8 pts | 3,836 |
| Wapello | John Kerry | Democratic | 9,125 | 54.6% | 10.3 pts | 16,707 |
| Warren | George W. Bush | Republican | 12,160 | 52.7% | 6.2 pts | 23,053 |
| Washington | George W. Bush | Republican | 5,977 | 55.9% | 12.9 pts | 10,688 |
| Wayne | George W. Bush | Republican | 1,733 | 55.3% | 11.3 pts | 3,133 |
| Webster | John Kerry | Democratic | 9,561 | 51.3% | 3.2 pts | 18,631 |
| Winnebago | George W. Bush | Republican | 3,175 | 53.3% | 7.9 pts | 5,952 |
| Winneshiek | John Kerry | Democratic | 5,354 | 49.6% | 0.3 pts | 10,784 |
| Woodbury | George W. Bush | Republican | 22,451 | 50.8% | 2.3 pts | 44,195 |
| Worth | John Kerry | Democratic | 2,286 | 55.4% | 11.9 pts | 4,123 |
| Wright | George W. Bush | Republican | 3,631 | 55.0% | 10.6 pts | 6,603 |
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Frequently Asked Questions
Which party won the most counties in Iowa in 2004?
The Republican candidate won 67 of Iowa's 99 counties in 2004, with 32 counties going to the other major party.
Which Iowa county had the closest presidential result in 2004?
Tama had the closest margin in Iowa in 2004, with John Kerry (Democratic) winning by 0.3 points out of 9,001 total votes cast.
Which Iowa county had the widest presidential margin in 2004?
Sioux had the widest margin in Iowa in 2004, with George W. Bush (Republican) winning by 72.2 points.
How many counties are included in Iowa's 2004 presidential results?
This page covers 99 counties in Iowa for the 2004 presidential election, based on MEDSL/EveryElectionResult.com county-level returns.