Voting › Iowa races and odds IA · Voting
Voting in Iowa How to vote in Iowa, and how Iowa has voted. In 2024, Donald J. Trump carried Iowa by 13.4 points. Its House delegation after 2024: 0 Democrats, 4 Republicans.
How to vote Iowa's official election office is the place to register, check your registration, request a mail ballot, find your polling place and see what ID to bring.
Iowa election office →
Election Day 2026 Tue, Nov 3, 2026 Election offices from USA.gov .
How Iowa has voted for president The statewide result and every county. Tap a year to go back to 1976 (counties from 2000).
2024 2020 2016 2012 2008 2004 2000 1996 1992 1988 1984 1980 1976
2024 presidential vote in Iowa R+13.4
Kamala D. Harris 42.7% · 707,278Donald J. Trump 56.0% · 927,019
Black Hawk: D+1.2 (31,299 D, 30,572 R) Hancock: R+48.0 (1,523 D, 4,336 R) Wapello: R+31.9 (4,896 D, 9,479 R) Cedar: R+22.1 (4,075 D, 6,390 R) Howard: R+32.2 (1,619 D, 3,157 R) Warren: R+21.0 (12,712 D, 19,486 R) Wayne: R+58.1 (643 D, 2,426 R) Marshall: R+15.8 (7,134 D, 9,815 R) Franklin: R+42.2 (1,393 D, 3,431 R) Delaware: R+40.2 (2,978 D, 6,984 R) Buchanan: R+28.6 (3,766 D, 6,790 R) Webster: R+31.6 (5,641 D, 10,850 R) Boone: R+21.9 (5,895 D, 9,199 R) Ringgold: R+51.9 (638 D, 2,015 R) Shelby: R+43.5 (1,811 D, 4,600 R) Union: R+36.7 (1,874 D, 4,044 R) Adams: R+45.0 (576 D, 1,517 R) Mahaska: R+52.2 (2,577 D, 8,207 R) Adair: R+45.7 (1,086 D, 2,916 R) Hamilton: R+33.7 (2,482 D, 5,004 R) Hardin: R+38.8 (2,553 D, 5,790 R) Ida: R+54.1 (826 D, 2,771 R) Marion: R+38.3 (5,928 D, 13,289 R) Poweshiek: R+17.2 (4,067 D, 5,758 R) Polk: D+11.0 (140,075 D, 112,240 R) Madison: R+39.1 (3,008 D, 6,864 R) Van Buren: R+56.3 (778 D, 2,785 R) Henry: R+36.5 (2,995 D, 6,439 R) Cerro Gordo: R+11.8 (9,955 D, 12,627 R) Wright: R+37.0 (1,770 D, 3,853 R) Jones: R+26.7 (3,942 D, 6,820 R) Carroll: R+42.5 (3,153 D, 7,814 R) Greene: R+33.4 (1,603 D, 3,211 R) Emmet: R+44.5 (1,315 D, 3,422 R) Mitchell: R+31.6 (1,943 D, 3,736 R) Montgomery: R+39.6 (1,508 D, 3,486 R) Bremer: R+22.5 (5,571 D, 8,799 R) Washington: R+24.7 (4,297 D, 7,119 R) O'Brien: R+61.5 (1,428 D, 5,998 R) Pocahontas: R+54.8 (796 D, 2,727 R) Davis: R+55.0 (878 D, 3,027 R) Crawford: R+43.9 (1,812 D, 4,651 R) Grundy: R+42.5 (2,019 D, 4,998 R) Audubon: R+39.1 (970 D, 2,214 R) Linn: D+10.1 (66,358 D, 54,237 R) Keokuk: R+52.1 (1,219 D, 3,869 R) Sac: R+52.2 (1,289 D, 4,100 R) Woodbury: R+23.3 (16,145 D, 25,969 R) Pottawattamie: R+20.2 (17,468 D, 26,335 R) Muscatine: R+15.2 (8,212 D, 11,152 R) Mills: R+39.6 (2,456 D, 5,671 R) Osceola: R+65.1 (555 D, 2,623 R) Fayette: R+31.0 (3,334 D, 6,325 R) Jasper: R+28.0 (7,141 D, 12,701 R) Des Moines: R+15.3 (7,935 D, 10,794 R) Story: D+10.5 (26,765 D, 21,665 R) Plymouth: R+54.9 (3,104 D, 10,661 R) Appanoose: R+47.2 (1,686 D, 4,704 R) Dubuque: R+8.7 (23,705 D, 28,224 R) Fremont: R+45.2 (1,023 D, 2,711 R) Decatur: R+47.8 (957 D, 2,711 R) Winneshiek: R+9.4 (5,321 D, 6,427 R) Clay: R+43.7 (2,367 D, 6,047 R) Johnson: D+38.6 (58,846 D, 26,087 R) Lucas: R+48.8 (1,169 D, 3,400 R) Monroe: R+51.2 (1,002 D, 3,104 R) Iowa: R+28.2 (3,400 D, 6,068 R) Benton: R+33.7 (4,739 D, 9,549 R) Kossuth: R+44.7 (2,284 D, 5,983 R) Scott: R+4.0 (42,479 D, 45,976 R) Harrison: R+42.5 (2,245 D, 5,566 R) Louisa: R+41.5 (1,480 D, 3,584 R) Page: R+42.9 (2,060 D, 5,153 R) Clayton: R+34.9 (3,017 D, 6,255 R) Humboldt: R+50.6 (1,236 D, 3,770 R) Jefferson: R+6.9 (3,788 D, 4,353 R) Sioux: R+71.9 (2,626 D, 16,053 R) Dallas: R+4.8 (29,402 D, 32,374 R) Cass: R+41.4 (2,077 D, 5,007 R) Clarke: R+42.6 (1,265 D, 3,140 R) Monona: R+45.9 (1,236 D, 3,331 R) Calhoun: R+47.3 (1,328 D, 3,708 R) Jackson: R+33.0 (3,567 D, 7,074 R) Chickasaw: R+37.6 (1,919 D, 4,234 R) Guthrie: R+38.5 (1,974 D, 4,446 R) Winnebago: R+31.1 (1,909 D, 3,636 R) Dickinson: R+40.4 (3,297 D, 7,775 R) Lee: R+28.4 (5,659 D, 10,152 R) Taylor: R+56.3 (666 D, 2,381 R) Butler: R+45.9 (2,144 D, 5,784 R) Floyd: R+26.1 (2,782 D, 4,744 R) Worth: R+28.6 (1,508 D, 2,715 R) Cherokee: R+46.4 (1,611 D, 4,398 R) Palo Alto: R+45.5 (1,338 D, 3,576 R) Tama: R+27.3 (3,070 D, 5,379 R) Buena Vista: R+33.7 (2,462 D, 4,962 R) Lyon: R+70.4 (1,023 D, 5,899 R) Allamakee: R+34.8 (2,350 D, 4,857 R) Clinton: R+19.2 (9,472 D, 13,964 R) The House in 2024 2024: 0 D, 4 R
The 2022 midterms by county U.S. Senate Black Hawk: D+1.9 (24,036 D, 23,133 R) Hancock: R+45.0 (1,194 D, 3,148 R) Wapello: R+26.5 (3,837 D, 6,601 R) Cedar: R+21.5 (3,106 D, 4,806 R) Howard: R+27.0 (1,221 D, 2,126 R) Warren: R+18.7 (9,634 D, 14,052 R) Wayne: R+56.7 (514 D, 1,860 R) Marshall: R+18.2 (5,060 D, 7,307 R) Franklin: R+42.8 (1,025 D, 2,558 R) Delaware: R+42.1 (2,210 D, 5,423 R) Buchanan: R+24.7 (3,071 D, 5,085 R) Webster: R+29.0 (4,244 D, 7,704 R) Boone: R+16.6 (4,618 D, 6,456 R) Ringgold: R+45.5 (556 D, 1,484 R) Shelby: R+47.4 (1,213 D, 3,401 R) Union: R+34.9 (1,464 D, 3,035 R) Adams: R+42.8 (467 D, 1,167 R) Mahaska: R+51.5 (1,936 D, 6,049 R) Adair: R+44.0 (887 D, 2,279 R) Hamilton: R+31.8 (1,945 D, 3,757 R) Hardin: R+37.9 (2,044 D, 4,539 R) Ida: R+56.7 (588 D, 2,130 R) Marion: R+38.6 (4,341 D, 9,799 R) Poweshiek: R+15.3 (3,174 D, 4,325 R) Polk: D+12.7 (107,478 D, 83,279 R) Madison: R+35.6 (2,405 D, 5,064 R) Van Buren: R+51.5 (671 D, 2,097 R) Henry: R+34.1 (2,261 D, 4,602 R) Cerro Gordo: R+9.6 (7,644 D, 9,260 R) Wright: R+40.3 (1,268 D, 2,982 R) Jones: R+25.5 (3,041 D, 5,118 R) Carroll: R+42.5 (2,327 D, 5,773 R) Greene: R+31.5 (1,218 D, 2,340 R) Emmet: R+43.8 (935 D, 2,391 R) Mitchell: R+30.2 (1,479 D, 2,761 R) Montgomery: R+42.8 (1,004 D, 2,509 R) Bremer: R+20.9 (4,345 D, 6,641 R) Washington: R+25.5 (3,235 D, 5,450 R) O'Brien: R+63.5 (972 D, 4,361 R) Pocahontas: R+53.3 (658 D, 2,158 R) Davis: R+48.6 (764 D, 2,206 R) Crawford: R+49.8 (1,101 D, 3,289 R) Grundy: R+45.6 (1,462 D, 3,909 R) Audubon: R+37.2 (760 D, 1,661 R) Linn: D+9.0 (51,008 D, 42,551 R) Keokuk: R+49.5 (949 D, 2,811 R) Sac: R+53.3 (914 D, 2,999 R) Woodbury: R+27.1 (10,409 D, 18,161 R) Pottawattamie: R+22.8 (11,173 D, 17,785 R) Muscatine: R+15.7 (5,550 D, 7,623 R) Mills: R+40.8 (1,654 D, 3,937 R) Osceola: R+69.5 (346 D, 1,923 R) Fayette: R+27.1 (2,744 D, 4,784 R) Jasper: R+24.3 (5,658 D, 9,298 R) Des Moines: R+11.5 (5,836 D, 7,353 R) Story: D+14.0 (21,022 D, 15,870 R) Plymouth: R+57.7 (2,053 D, 7,650 R) Appanoose: R+42.7 (1,349 D, 3,357 R) Dubuque: R+7.1 (18,020 D, 20,762 R) Fremont: R+43.4 (735 D, 1,861 R) Decatur: R+42.0 (794 D, 1,944 R) Winneshiek: R+6.4 (4,477 D, 5,094 R) Clay: R+43.7 (1,795 D, 4,578 R) Johnson: D+42.7 (45,416 D, 18,245 R) Lucas: R+45.7 (937 D, 2,513 R) Monroe: R+47.4 (762 D, 2,135 R) Iowa: R+30.8 (2,539 D, 4,803 R) Benton: R+32.5 (3,823 D, 7,502 R) Kossuth: R+42.6 (1,925 D, 4,781 R) Scott: R+3.6 (30,655 D, 32,955 R) Harrison: R+43.1 (1,548 D, 3,889 R) Louisa: R+40.3 (1,038 D, 2,441 R) Page: R+45.6 (1,385 D, 3,707 R) Clayton: R+31.7 (2,512 D, 4,839 R) Humboldt: R+51.3 (931 D, 2,896 R) Jefferson: R+0.8 (3,214 D, 3,263 R) Sioux: R+76.0 (1,694 D, 12,398 R) Dallas: R+5.7 (20,757 D, 23,286 R) Cass: R+42.2 (1,502 D, 3,698 R) Clarke: R+39.8 (1,005 D, 2,332 R) Monona: R+46.0 (879 D, 2,376 R) Calhoun: R+47.1 (1,027 D, 2,853 R) Jackson: R+26.2 (2,816 D, 4,816 R) Chickasaw: R+32.6 (1,665 D, 3,276 R) Guthrie: R+38.0 (1,549 D, 3,448 R) Winnebago: R+32.2 (1,478 D, 2,881 R) Dickinson: R+40.6 (2,459 D, 5,821 R) Lee: R+21.7 (4,476 D, 6,964 R) Taylor: R+56.7 (487 D, 1,764 R) Butler: R+44.4 (1,669 D, 4,334 R) Floyd: R+21.3 (2,247 D, 3,465 R) Worth: R+26.4 (1,183 D, 2,031 R) Cherokee: R+48.5 (1,159 D, 3,338 R) Palo Alto: R+44.5 (994 D, 2,586 R) Tama: R+28.2 (2,373 D, 4,241 R) Buena Vista: R+39.9 (1,518 D, 3,530 R) Lyon: R+73.2 (662 D, 4,277 R) Allamakee: R+32.6 (1,934 D, 3,806 R) Clinton: R+14.2 (7,213 D, 9,595 R) Governor Black Hawk: R+5.8 (21,585 D, 24,236 R) Hancock: R+53.2 (1,009 D, 3,302 R) Wapello: R+33.5 (3,397 D, 6,822 R) Cedar: R+29.3 (2,734 D, 4,996 R) Howard: R+39.2 (1,010 D, 2,310 R) Warren: R+26.3 (8,531 D, 14,631 R) Wayne: R+65.4 (406 D, 1,939 R) Marshall: R+24.4 (4,584 D, 7,544 R) Franklin: R+50.5 (881 D, 2,676 R) Delaware: R+50.1 (1,871 D, 5,632 R) Buchanan: R+33.8 (2,650 D, 5,356 R) Webster: R+36.0 (3,774 D, 8,028 R) Boone: R+25.3 (4,065 D, 6,813 R) Ringgold: R+55.1 (456 D, 1,574 R) Shelby: R+55.5 (1,023 D, 3,570 R) Union: R+42.7 (1,278 D, 3,180 R) Adams: R+53.0 (381 D, 1,241 R) Mahaska: R+58.1 (1,667 D, 6,299 R) Adair: R+50.8 (761 D, 2,333 R) Hamilton: R+39.3 (1,704 D, 3,914 R) Hardin: R+44.3 (1,793 D, 4,645 R) Ida: R+65.4 (468 D, 2,239 R) Marion: R+45.8 (3,808 D, 10,237 R) Poweshiek: R+20.6 (2,957 D, 4,491 R) Polk: D+7.9 (100,312 D, 85,542 R) Madison: R+43.7 (2,077 D, 5,307 R) Van Buren: R+58.8 (568 D, 2,189 R) Henry: R+41.8 (1,987 D, 4,837 R) Cerro Gordo: R+15.0 (7,096 D, 9,607 R) Wright: R+48.7 (1,071 D, 3,105 R) Jones: R+32.7 (2,678 D, 5,285 R) Carroll: R+54.3 (1,854 D, 6,261 R) Greene: R+39.3 (1,078 D, 2,473 R) Emmet: R+51.7 (803 D, 2,525 R) Mitchell: R+39.3 (1,263 D, 2,899 R) Montgomery: R+49.8 (871 D, 2,602 R) Bremer: R+29.3 (3,820 D, 6,989 R) Washington: R+31.9 (2,937 D, 5,692 R) O'Brien: R+70.8 (776 D, 4,541 R) Pocahontas: R+62.0 (532 D, 2,269 R) Davis: R+57.8 (626 D, 2,338 R) Crawford: R+60.0 (876 D, 3,504 R) Grundy: R+53.3 (1,229 D, 4,033 R) Audubon: R+45.3 (661 D, 1,757 R) Linn: D+5.1 (47,539 D, 42,887 R) Keokuk: R+55.8 (837 D, 2,953 R) Sac: R+61.2 (754 D, 3,135 R) Woodbury: R+35.4 (9,053 D, 18,982 R) Pottawattamie: R+27.5 (10,318 D, 18,152 R) Muscatine: R+23.0 (4,950 D, 7,902 R) Mills: R+46.1 (1,487 D, 4,034 R) Osceola: R+78.3 (245 D, 2,018 R) Fayette: R+36.7 (2,328 D, 5,032 R) Jasper: R+31.1 (5,019 D, 9,552 R) Des Moines: R+20.9 (5,184 D, 7,929 R) Story: D+10.1 (19,876 D, 16,214 R) Plymouth: R+66.0 (1,643 D, 8,027 R) Appanoose: R+50.3 (1,134 D, 3,432 R) Dubuque: R+16.6 (15,774 D, 22,035 R) Fremont: R+53.6 (600 D, 1,987 R) Decatur: R+52.3 (651 D, 2,081 R) Winneshiek: R+16.4 (3,974 D, 5,530 R) Clay: R+51.6 (1,536 D, 4,805 R) Johnson: D+40.7 (43,686 D, 18,413 R) Lucas: R+53.7 (782 D, 2,599 R) Monroe: R+56.2 (635 D, 2,266 R) Iowa: R+37.0 (2,299 D, 5,001 R) Benton: R+40.3 (3,292 D, 7,745 R) Kossuth: R+51.9 (1,592 D, 5,030 R) Scott: R+11.4 (27,530 D, 34,604 R) Harrison: R+50.9 (1,325 D, 4,069 R) Louisa: R+49.8 (864 D, 2,578 R) Page: R+52.2 (1,192 D, 3,796 R) Clayton: R+41.6 (2,105 D, 5,110 R) Humboldt: R+58.2 (796 D, 3,016 R) Jefferson: R+5.6 (3,086 D, 3,449 R) Sioux: R+81.8 (1,280 D, 12,790 R) Dallas: R+11.7 (19,272 D, 24,403 R) Cass: R+49.7 (1,299 D, 3,864 R) Clarke: R+50.3 (824 D, 2,494 R) Monona: R+56.1 (718 D, 2,555 R) Calhoun: R+55.3 (870 D, 3,021 R) Jackson: R+39.6 (2,278 D, 5,260 R) Chickasaw: R+46.9 (1,292 D, 3,570 R) Guthrie: R+47.9 (1,275 D, 3,619 R) Winnebago: R+39.4 (1,301 D, 2,991 R) Dickinson: R+48.9 (2,078 D, 6,062 R) Lee: R+28.1 (4,032 D, 7,182 R) Taylor: R+64.1 (405 D, 1,850 R) Butler: R+51.8 (1,429 D, 4,501 R) Floyd: R+30.4 (1,953 D, 3,657 R) Worth: R+34.3 (1,039 D, 2,123 R) Cherokee: R+59.4 (911 D, 3,579 R) Palo Alto: R+53.1 (829 D, 2,706 R) Tama: R+36.3 (2,053 D, 4,389 R) Buena Vista: R+48.5 (1,299 D, 3,745 R) Lyon: R+78.5 (534 D, 4,438 R) Allamakee: R+44.4 (1,579 D, 4,100 R) Clinton: R+22.7 (6,406 D, 10,173 R) 2022 results from OpenElections , where available.
Senate races The most recent race. Every Iowa Senate race since 1976 is part of Pro.
2022 R+12.2
Michael Franken 43.8% · 533,330Chuck Grassley 56.0% · 681,501
Results: MIT Election Data and Science Lab (CC0). Iowa's 2026 races, odds and money →
