Akashic
1892–2024
Akashic
Iowa City, IA
presidential margin
2008D+36.12012D+30.52016D+30.42020D+35.42024D+30.5
full record · 18922024
D+30.5
2024
median income$75,025U.S. $80,734 · IA $75,059
median age32.2U.S. 39.1 · IA 38.8
poverty rate16.0%U.S. 12.5% · IA 11.1%
bachelor’s+ (25+)51.5%U.S. 35.6% · IA 31.8%
non-english13.8%U.S. 22.3% · IA 9.2%
race · ethnicity · ancestry
German28.1%
Irish14.2%
English11.5%
African American4.3%
African0.9%
Sudanese0.9%
Mexican4.1%
Puerto Rican0.5%
Colombian0.3%
Chinese1.4%
Asian Indian1.0%
Vietnamese0.6%
religion
other traditions
Mainline9.2%
Latter-day Saints1.7%
Other Christian0.7%
Jewish0.5%
American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024 · 2020 U.S. Religion Census (ASARB) — congregational adherents, unaffiliated is the unclaimed remainder.

Iowa City, IA, Iowa

Akashic
Iowa City, IAHarrisD+30.5
2024 presidential margin by county for Iowa City, IA, IAA map of the constituent counties of Iowa City, IA, IA, each outlined and filled by its 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), seated within the faint outlines of the surrounding states.Johnson County, IA · D+37.8Washington County, IA · R+24.4
How it voted
Share of the 2024 vote
Kamala HarrisDemocratic64.3%63,143
Donald TrumpRepublican33.8%33,206
Robert F. Kennedy Jr.We The People1.9%1,883
D+60
R+60
2 counties, each filled by 2024 D-vs-R margin. Hover any county for its result.
County-level results (2 counties) — table
2024 presidential result by county for Iowa City, IA, IA — winner and D-vs-R margin.
CountyWinnerMargin
Johnson County, IADemocraticD+37.8
Washington County, IARepublicanR+24.4
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
YearWonDemocraticRepublicanOtherMarginTotal
D
64.3%Harris63,143
33.8%Trump33,206
1.9%Kennedy1,883
+30.5%
98,232
D
66.7%Biden63,738
31.3%Trump29,896
2.1%Jorgensen1,982
+35.4%
95,616
D
61.1%Clinton54,143
30.7%Trump27,217
8.1%Johnson7,208
+30.4%
88,568
D
64.1%Obama55,781
33.6%Romney29,260
2.2%Johnson1,940
+30.5%
86,981
D
67.2%Obama56,197
31.1%McCain25,979
1.7%Nader1,425
+36.1%
83,601
D
61.1%Kerry46,442
37.7%Bush28,692
1.2%Other927
+23.3%
76,061
D
56.7%Gore35,106
36.7%Bush22,726
6.5%Nader4,031
+20.0%
61,863
D
58.8%Clinton31,716
31.5%Dole17,002
9.6%Perot5,187
+27.3%
53,905
D
52.7%Clinton32,040
29.0%Bush17,617
18.3%Perot11,135
+23.7%
60,792
D
62.3%Dukakis32,535
36.7%Bush19,194
1.0%Larouche534
+25.5%
52,263
D
55.1%Mondale29,079
44.1%Reagan23,290
0.8%Larouche445
+11.0%
52,814
D
45.4%Carter22,999
34.8%Reagan17,609
19.8%Anderson10,016
+10.6%
50,624
D
50.9%Carter23,656
43.7%Ford20,308
5.5%McCarthy2,553
+7.2%
46,517
D
53.5%McGovern23,706
45.1%Nixon20,010
1.4%Schmitz609
+8.3%
44,325
R
47.9%Humphrey16,220
48.1%Nixon16,283
4.1%Wallace1,384
−0.2%
33,887
D
65.4%Johnson19,304
34.4%Goldwater10,175
0.2%Hass58
+30.9%
29,537
R
45.1%Kennedy13,785
54.9%Nixon16,788
0.1%Byrd24
−9.8%
30,597
R
40.7%Stevenson11,789
59.2%Eisenhower17,142
0.1%Andrews21
−18.5%
28,952
R
36.9%Stevenson10,671
62.8%Eisenhower18,177
0.3%Hallinan87
−25.9%
28,935
D
49.3%Truman12,096
48.1%Dewey11,819
2.6%Thurmond633
+1.1%
24,548
D
50.1%Roosevelt11,857
49.5%Dewey11,704
0.4%Thomas99
+0.6%
23,660
D
50.2%Roosevelt13,047
49.4%Willkie12,855
0.4%Thomas97
+0.7%
25,999
D
55.2%Roosevelt13,173
42.9%Landon10,248
1.8%Lemke440
+12.3%
23,861
D
57.7%Roosevelt13,318
40.6%Hoover9,373
1.7%Thomas387
+17.1%
23,078
R
42.7%Smith9,935
57.0%Hoover13,236
0.3%Thomas69
−14.2%
23,240
R
30.3%Davis6,438
50.7%Coolidge10,794
19.0%La Follette4,037
−20.5%
21,269
R
38.2%Cox7,289
60.3%Harding11,509
1.6%Debs302
−22.1%
19,100
D
50.9%Wilson5,789
47.9%Hughes5,449
1.1%Benson128
+3.0%
11,366
D
49.9%Wilson5,330
27.2%Taft2,909
22.9%Roosevelt2,444
+22.7%
10,683
D
49.2%Bryan5,433
48.8%Taft5,389
2.0%Debs218
+0.4%
11,040
R
44.2%Parker4,857
53.1%Roosevelt5,838
2.7%Debs297
−8.9%
10,992
R
47.1%Bryan5,416
50.9%McKinley5,854
2.0%Woolley229
−3.8%
11,499
R
47.6%Bryan5,462
50.5%McKinley5,792
2.0%Palmer226
−2.9%
11,480
D
51.7%Cleveland5,361
45.3%Harrison4,697
3.1%Weaver317
+6.4%
10,375
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over timeDemocratic-minus-Republican presidential margin from 1892 to 2024. Most recent: +30.5% in 2024.flipped D · 1972+30.5%DR18922024
Presidential margin over time
YearMargin (D minus R)
1892+6.4%
1896−2.9%
1900−3.8%
1904−8.9%
1908+0.4%
1912+22.7%
1916+3.0%
1920−22.1%
1924−20.5%
1928−14.2%
1932+17.1%
1936+12.3%
1940+0.7%
1944+0.6%
1948+1.1%
1952−25.9%
1956−18.5%
1960−9.8%
1964+30.9%
1968−0.2%
1972+8.3%
1976+7.2%
1980+10.6%
1984+11.0%
1988+25.5%
1992+23.7%
1996+27.3%
2000+20.0%
2004+23.3%
2008+36.1%
2012+30.5%
2016+30.4%
2020+35.4%
2024+30.5%
DemocraticRepublican
voter registration
Registered voters
By party of registration, over time
Voter registration in Iowa City, IARegistered voters by party of registration, 2008–2024. Latest total 130,825 in 2024.32.7K65.4K98.1K130.8K130.8K20082024
DemocraticRepublicanUnaffiliatedOther parties
Voter registration in Iowa City, IA
YearTotal registeredDemocraticRepublicanUnaffiliatedOther
2008117,66251,08224,87941,546155
2010121,47450,51226,75343,870339
2012127,82951,96428,74146,679445
2014125,79350,27327,93246,872716
2016126,41354,30829,24141,7761,088
2018126,74554,65227,37943,4521,262
2020129,53562,27627,31038,7201,229
2022129,70860,20027,09141,2061,211
2024130,82557,90627,56344,0971,259
Source: Iowa Secretary of State

Home to the University of Iowa, Iowa City's metro turns out among the highest shares of college-degree holders in the state, a demographic pattern that has increasingly tilted its margins toward Democratic candidates in recent election cycles.

Across the recorded series it reached a Democratic high of 36.1 points in 2008 and a Republican high of 25.9 points in 1952. Between 2020 and 2024 the metro moved 4.9 points toward the Republican candidate; the 2024 margin was 30.5 points.

A population of 179,200, a 77% non-Hispanic-white share, and a median household income of $75,025 describe the metro. The metro's voting pattern over the last decade is most similar to that of Madison, WI and Ithaca, NY.

The metros whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.

Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.

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 →

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All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Iowa City, IA. Akashic. https://akashic.app/cbsa/26980/. Accessed May 20, 2026. License: CC BY 4.0.
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Places within Iowa City, IA

Frequently asked questions

How did Iowa City, IA vote in 2024?
In 2024, Iowa City, IA voted Democratic by 30.5 points (D+30.5), carried by the Democratic candidate. Out of 98,232 votes cast, 63,143 went Democratic and 33,206 went Republican.
When did Iowa City, IA last vote Republican?
The most recent presidential election in which Iowa City, IA voted Republican was 1968.
How many people live in Iowa City, IA?
Iowa City, IA has a population of 179,200 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Iowa City, IA?
Median household income in Iowa City, IA is $75,025 — below the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Iowa City, IA?
Akashic tracks 34 presidential elections in Iowa City, IA from 1892 to 2024. Of those, 24 went Democratic and 10 went Republican.