Iowa, Iowa: Bellwether state. In 2024, voted R+13%. Republican peak: R+45 in 1920.
Key facts
- 2024 presidential margin
- R+13MIT Election Lab
- Political archetype
- BellwetherAkashic typology
- Population
- 3,210,5072024 5-year
- Median household income
- $75,0592024 5-year
- White (non-Hispanic)
- 84.2%2024 5-year
- Black
- 3.9%2024 5-year
- Hispanic / Latino
- 7.3%2024 5-year
- Peak Democratic margin
- D+24 in 1964MIT Election Lab
- Peak Republican margin
- R+45 in 1920MIT Election Lab
Browse all of Iowa
Constituent county margins for Iowa, IAOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 707,278 | 927,019 | 1,663,506 | ||
| R | 759,061 | 897,672 | 1,690,871 | ||
| R | 653,669 | 800,983 | 1,581,371 | ||
| D | 822,544 | 730,617 | 1,582,180 | ||
| D | 828,940 | 682,379 | 1,536,820 | ||
| R | 741,898 | 751,957 | 1,506,908 | ||
| D | 638,517 | 634,373 | 1,315,563 | ||
| D | 620,258 | 492,644 | 1,234,075 | ||
| D | 586,353 | 504,891 | 1,354,607 | ||
| D | 670,557 | 545,355 | 1,225,614 | ||
| R | 605,620 | 703,088 | 1,319,805 | ||
| R | 508,672 | 676,026 | 1,317,661 | ||
| R | 619,931 | 632,863 | 1,279,306 | ||
| R | 496,206 | 706,207 | 1,225,944 | ||
| R | 476,699 | 619,106 | 1,167,931 | ||
| D | 733,030 | 449,148 | 1,184,539 | ||
| R | 550,565 | 722,381 | 1,273,810 | ||
| R | 501,858 | 729,187 | 1,234,564 | ||
| R | 451,513 | 808,906 | 1,268,773 | ||
| D | 522,380 | 494,018 | 1,038,264 | ||
| R | 499,876 | 547,267 | 1,052,599 | ||
| R | 578,802 | 632,370 | 1,215,432 | ||
| D | 621,756 | 487,977 | 1,142,733 | ||
| D | 598,019 | 414,433 | 1,036,687 | ||
| R | 379,011 | 623,570 | 1,009,189 | ||
| R | 160,382 | 537,458 | 976,770 | ||
| R | 227,804 | 634,674 | 894,965 | ||
| R | 220,597 | 279,331 | 514,704 | ||
| O | 185,325 | 119,805 | 492,356 | ||
| R | 200,771 | 275,209 | 494,769 | ||
| R | 149,276 | 308,158 | 486,093 | ||
| R | 209,265 | 307,808 | 530,355 | ||
| R | 223,611 | 289,463 | 521,587 | ||
| R | 196,370 | 219,795 | 443,125 | ||
| — | — | — | — | ||
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Congressional elections · 16 Senate races
U.S. Senate
| Year | Won | D % | R % | Total |
|---|---|---|---|---|
| 2022 | R | 43.3% | 55.4% | 1,230,416 |
| 2020 | R | 44.4% | 50.9% | 1,700,130 |
| 2016 | R | 35.7% | 60.1% | 1,541,036 |
| 2014 | R | 43.8% | 52.1% | 1,129,700 |
| 2010 | R | 33.3% | 64.4% | 1,116,063 |
| 2008 | D | 62.7% | 37.3% | 1,502,918 |
| 2004 | R | 27.9% | 70.2% | 1,479,228 |
| 2002 | D | 54.2% | 43.8% | 1,023,075 |
| 1998 | R | 30.5% | 68.4% | 947,907 |
| 1996 | D | 51.8% | 46.7% | 1,224,054 |
| 1992 | R | 27.2% | 69.6% | 1,292,494 |
| 1990 | D | 54.5% | 45.4% | 983,933 |
| 1986 | R | 33.6% | 66.0% | 891,762 |
| 1984 | D | 55.5% | 43.7% | 1,292,700 |
| 1980 | R | 45.5% | 53.5% | 1,276,986 |
| 1978 | R | 47.9% | 51.1% | 824,576 |
Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
30.5%
Irish
12.8%
English
10.2%
American
4.6%
Italian
1.9%
Scottish
1.4%
French
1.3%
Source · American Community Survey 5-year estimates, 2024 release. Hispanic/Latino is an ethnicity that overlaps the race categories, so these shares can total more than 100%. Ancestry is a self-reported, multiple-response item; ancestry percentages do not sum to the parent race percentage.
Age distribution by sex
Median age: 38.8 in this county, 39.1 nationally
Male
Age
Female
85+
75–84
65–74
55–64
45–54
35–44
25–34
18–24
5–17
<5
Source · American Community Survey 5-year estimates, 2024 release.
Median household income
2024 inflation-adjusted dollars
$75,059
Iowa ranks near the middle of US counties.
Iowa$75,059
Iowa$75,059
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
11.1%
Child poverty is below the national average.
Children under 1812.8%
Working age (18–64)10.6%
Seniors (65+)9.5%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
90.8%
speak English only
Spanish4.7%
Other Indo-European1.8%
Asian & Pacific Islander1.7%
Other languages0.9%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 55.2% of residents not counted as adherents by any reporting body.
Iowa in the Corn Belt has, for decades, voted very close to the way the country has voted. Its margins are typically narrow, and the candidate who carries Iowa more often than not also wins the national popular vote.
The Democratic margin in Iowa has rarely exceeded twenty-four points in modern history; the Republican margin has rarely exceeded forty-five points. 2024 delivered the state to the Republican candidate by thirteen points.
Its demographics resemble the country more than they resemble most states. A 84% non-Hispanic-white share, a 11% poverty rate, and a median household income of $75,059 — all within the broad national range.
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Iowa, Iowa. Akashic. https://akashic.app/state/IA/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did Iowa, Iowa vote in 2024?
In 2024, Iowa, Iowa voted Republican by 13.2 points (R+13), carried by the Republican candidate. Out of 1,663,506 votes cast, 707,278 went Democratic and 927,019 went Republican.
What is Iowa, Iowa's political archetype?
Akashic classifies Iowa, Iowa as a "Bellwether" state based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the state has voted Democratic 10 times, Republican 23 times, and other 1 times.
When did Iowa, Iowa last vote Democratic?
The most recent presidential election in which Iowa, Iowa voted Democratic was 2012.
How many people live in Iowa, Iowa?
Iowa, Iowa has a population of 3,210,507 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Iowa, Iowa?
Median household income in Iowa, Iowa is $75,059 — below the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Iowa, Iowa?
Akashic tracks 38 presidential elections in Iowa, Iowa from 1876 to 2024. Of those, 10 went Democratic and 23 went Republican. The state's archetype — "Bellwether" — captures the overall trajectory of that voting record.