Iowa

Past Elections

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President

2024
42.7%
56%
D
Democrat
707,278 (42.7%)
R
Republican
927,019 (56%)
Other
22,552 (1.4%)
2020
44.9%
53.1%
D
Democrat
759,061 (44.9%)
R
Republican
897,672 (53.1%)
Other
34,138 (2%)
2016
41.7%
51.1%
D
Democrat
653,669 (41.7%)
R
Republican
800,983 (51.1%)
Other
111,379 (7.1%)
2012
52%
46.2%
D
Democrat
822,544 (52%)
R
Republican
730,617 (46.2%)
Other
29,019 (1.8%)
2008
53.9%
44.4%
D
Democrat
828,940 (53.9%)
R
Republican
682,379 (44.4%)
Other
25,804 (1.7%)

Senate

2022
43.8%
56%
D
Democrat
533,330 (43.8%)
R
Republican
681,501 (56%)
Other
1,815 (0.1%)
2020
45.2%
51.8%
D
Democrat
754,859 (45.2%)
R
Republican
864,997 (51.8%)
Other
50,761 (3%)
2016
35.7%
60.1%
D
Democrat
549,460 (35.7%)
R
Republican
926,007 (60.1%)
Other
65,569 (4.3%)
2014
43.8%
52.1%
D
Democrat
494,370 (43.8%)
R
Republican
588,575 (52.1%)
Other
46,755 (4.1%)
2010
33.3%
64.4%
D
Democrat
371,686 (33.3%)
R
Republican
718,215 (64.4%)
Other
26,162 (2.3%)
2008
62.7%
37.3%
D
Democrat
941,665 (62.7%)
R
Republican
560,006 (37.3%)
Other
1,247 (0.1%)

Governor

2022
39.5%
58%
D
Democrat
482,950 (39.5%)
R
Republican
709,198 (58%)
Other
29,716 (2.4%)
2018
47.5%
50.3%
D
Democrat
630,986 (47.5%)
R
Republican
667,275 (50.3%)
Other
29,377 (2.2%)
2014
37.3%
59%
D
Democrat
420,787 (37.3%)
R
Republican
666,032 (59%)
Other
42,238 (3.7%)
2010
43.2%
52.8%
D
Democrat
484,798 (43.2%)
R
Republican
592,494 (52.8%)
Other
44,721 (4%)

U.S. House Composite

2024
D
Democrat
696,033 (43.3%)
R
Republican
904,563 (56.3%)
Other
5,381 (0.3%)
2022
D
Democrat
526,499 (43.5%)
R
Republican
677,842 (56%)
Other
6,035 (0.5%)
2020
D
Democrat
762,271 (46.5%)
R
Republican
859,418 (52.4%)
Other
17,774 (1.1%)
2018
D
Democrat
664,676 (50.5%)
R
Republican
612,338 (46.5%)
Other
39,634 (3%)
2016
D
Democrat
673,969 (44.5%)
R
Republican
813,153 (53.7%)
Other
28,433 (1.9%)
2014
D
Democrat
509,189 (45.4%)
R
Republican
595,865 (53.2%)
Other
15,280 (1.4%)
2012
D
Democrat
772,387 (50.3%)
R
Republican
726,505 (47.3%)
Other
37,957 (2.5%)
2010
D
Democrat
479,874 (43.4%)
R
Republican
597,414 (54%)
Other
29,303 (2.6%)
2008
D
Democrat
759,460 (51.2%)
R
Republican
698,241 (47.1%)
Other
25,464 (1.7%)

Attorney General

2022
D
Democrat
590,890 (49.1%)
R
Republican
611,432 (50.8%)
Other
801 (0.1%)
2014
D
Democrat
616,711 (56.1%)
R
Republican
481,046 (43.8%)
Other
1,249 (0.1%)
2010
D
Democrat
607,779 (55.5%)
R
Republican
486,057 (44.4%)
Other
797 (0.1%)

Auditor

2022
D
Democrat
600,719 (50.1%)
R
Republican
597,826 (49.8%)
Other
826 (0.1%)
2018
D
Democrat
660,169 (51%)
R
Republican
601,320 (46.4%)
Other
33,879 (2.6%)
2014
D
Democrat
456,525 (43%)
R
Republican
604,103 (56.9%)
Other
1,477 (0.1%)
2010
D
Democrat
460,493 (43.5%)
R
Republican
597,721 (56.4%)
Other
924 (0.1%)

Secretary of Agriculture

2022
D
Democrat
463,652 (38.8%)
R
Republican
730,285 (61.1%)
Other
770 (0.1%)
2018
D
Democrat
602,916 (46.6%)
R
Republican
651,552 (50.4%)
Other
39,562 (3.1%)
2014
D
Democrat
370,209 (34.1%)
R
Republican
675,781 (62.2%)
Other
40,240 (3.7%)
2010
D
Democrat
398,428 (37.1%)
R
Republican
674,572 (62.8%)
Other
849 (0.1%)

Secretary of State

2022
D
Democrat
480,474 (39.9%)
R
Republican
723,250 (60%)
Other
708 (0.1%)
2018
D
Democrat
583,774 (44.9%)
R
Republican
685,780 (52.7%)
Other
31,363 (2.4%)
2014
D
Democrat
509,202 (46.6%)
R
Republican
529,275 (48.5%)
Other
53,603 (4.9%)
2010
D
Democrat
508,121 (47%)
R
Republican
537,758 (49.8%)
Other
34,402 (3.2%)

Treasurer

2022
D
Democrat
584,021 (48.7%)
R
Republican
614,943 (51.3%)
Other
667 (0.1%)
2018
D
Democrat
710,426 (54.8%)
R
Republican
553,691 (42.7%)
Other
31,733 (2.4%)
2014
D
Democrat
576,942 (52.9%)
R
Republican
476,633 (43.7%)
Other
37,615 (3.4%)
2010
D
Democrat
567,422 (52.9%)
R
Republican
504,605 (47%)
Other
795 (0.1%)

Podcasts

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Baselines

About
2024
+7.1
2022
+7.4
2020
+5.7
2018
+4.3
2016
+8.0
2014
+4.3

Calendar

See All
MAR
13
2026
Candidate Filing Deadline
JUN
2
2026
Primary Election Day
NOV
3
2026
Election Day