† Citizen voting-age population estimated for prior cycles; 2004 predates the ACS and is extrapolated. Source: ACS 5-year, table B05003.
——
D+60R+60
1 counties by 2024 margin · County returns · MIT Election Lab
People and households
Who lives here
Exact values for this place, its state, and the United States.
Race · ethnicity · ancestry
Communities and origins
GroupClinton, IAIowaUnited States
German35.7%30.5%12.5%
Irish16.4%12.8%9.4%
English7.5%10.2%9.5%
American4.2%4.6%5.3%
Dutch3.5%2.7%—
Norwegian2.6%4.1%—
Swedish2.2%1.9%—
Danish1.9%——
Mexican2.0%5.0%11.3%
Puerto Rican0.6%0.3%1.8%
Dominican0.3%—0.7%
Guatemalan0.2%0.4%0.5%
Spaniard0.2%——
African American†2.9%2.6%9.9%
Hispanic or Latino counts residents of any race; the race groups count only their non-Hispanic residents, so the groups are mutually exclusive and sum to 100%. Expand a row to see ancestries reported within that group.
Age and life stage
Measure
Clinton, IA
Iowa
United States
Median age
42.4
38.8
39.1
Age 18–24
7.4%
10.0%
9.2%
Age 65 and older
20.2%
18.1%
17.2%
Household economy
Measure
Clinton, IA
Iowa
United States
Median household income
$66,981
$75,059
$84,427
Poverty rate
13.2%
11.1%
12.5%
Bachelor's degree or higher (25+)
22.4%
31.8%
35.6%
Languages at home
Measure
Clinton, IA
Iowa
United States
Speaks a non-English language at home
2.9%
9.2%
22.3%
Spanish
1.3%
4.7%
13.6%
Religious landscape
Measure
Clinton, IA
Iowa
United States
Catholic
16.5%
14.7%
18.6%
Evangelical Protestant
15.4%
10.9%
16.5%
Unclaimed / not counted
51.7%
55.2%
51.5%
Mainline Protestant
13.7%
15.8%
5.2%
American Community Survey 2024 5-year (CVAP, income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024 · 2020 U.S. Religion Census (ASARB) — congregational adherents; unclaimed is the residual not counted by congregations.
Clinton, IA
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1892
+18.1%
1896
−9.6%
1900
−5.6%
1904
−12.0%
1908
−0.2%
1912
+19.0%
1916
−17.0%
1920
−49.0%
1924
−33.3%
1928
−17.4%
1932
+16.0%
1936
+9.8%
1940
−8.6%
1944
−17.9%
1948
−7.1%
1952
−31.6%
1956
−27.5%
1960
−13.5%
1964
+26.8%
1968
−9.0%
1972
−12.5%
1976
−2.7%
1980
−13.2%
1984
−10.5%
1988
+10.0%
1992
+11.8%
1996
+17.9%
2000
+13.7%
2004
+12.7%
2008
+23.0%
2012
+22.8%
2016
−5.1%
2020
−10.3%
2024
−18.8%
DemocraticRepublican
34 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024). Swing · margin change from the prior cycle. vs U.S. · margin relative to the national result that year.
Year
Won
Democratic
Republican
Other
Margin
Swing
vs U.S.
Total
R
39.7%Harris9,472
58.5%Trump13,964
1.9%
R+18.8
R+8.5
R+17.3
23,878
R
43.8%Biden10,812
54.1%Trump13,361
2.1%
R+10.3
R+5.3
R+14.8
24,687
R
43.2%Clinton10,095
48.3%Trump11,276
8.5%
R+5.1
R+27.9
R+7.1
23,347
D
60.6%Obama15,141
37.7%Romney9,432
1.7%
D+22.8
R+0.2
D+19.0
25,000
D
60.8%Obama15,018
37.7%McCain9,324
1.5%
D+23.0
D+10.3
D+15.8
24,719
D
56.0%Kerry13,813
43.2%Bush10,666
0.8%
D+12.7
R+1.0
D+15.2
24,684
D
55.3%Gore12,276
41.6%Bush9,229
3.0%
D+13.7
R+4.1
D+13.2
22,180
D
53.2%Clinton11,481
35.3%Dole7,624
11.5%
D+17.9
D+6.1
D+9.3
21,595
D
46.8%Clinton11,683
35.0%Bush8,746
18.2%
D+11.8
D+1.7
D+6.2
24,960
D
54.6%Dukakis12,549
44.5%Bush10,243
0.9%
D+10.0
D+20.6
D+17.8
23,002
R
44.2%Mondale11,240
54.8%Reagan13,914
1.0%
R+10.5
D+2.7
D+7.7
25,404
R
38.5%Carter9,698
51.7%Reagan13,025
9.9%
R+13.2
R+10.5
R+3.5
25,211
R
47.9%Carter11,746
50.5%Ford12,401
1.6%
R+2.7
D+9.8
R+4.7
24,534
R
43.1%McGovern9,895
55.6%Nixon12,768
1.3%
R+12.5
R+3.5
D+10.6
22,964
R
42.9%Humphrey9,515
51.9%Nixon11,513
5.2%
R+9.0
R+35.9
R+8.3
22,175
D
63.3%Johnson14,267
36.5%Goldwater8,219
0.2%
D+26.8
D+40.4
D+4.3
22,533
R
43.2%Kennedy10,508
56.7%Nixon13,797
0.1%
R+13.5
D+13.9
R+13.7
24,330
R
36.2%Stevenson8,394
63.6%Eisenhower14,765
0.2%
R+27.5
D+4.2
R+12.0
23,208
R
34.1%Stevenson7,975
65.7%Eisenhower15,372
0.2%
R+31.6
R+24.5
R+20.9
23,385
R
45.7%Truman8,534
52.8%Dewey9,859
1.5%
R+7.1
D+10.8
R+11.6
18,665
R
40.9%Roosevelt8,028
58.8%Dewey11,533
0.3%
R+17.9
R+9.3
R+25.4
19,624
R
45.6%Roosevelt10,251
54.2%Willkie12,177
0.2%
R+8.6
R+18.3
R+18.5
22,478
D
53.2%Roosevelt12,269
43.5%Landon10,016
3.3%
D+9.8
R+6.2
R+14.5
23,042
D
57.5%Roosevelt12,587
41.5%Hoover9,085
1.0%
D+16.0
D+33.4
R+1.8
21,880
R
41.2%Smith8,643
58.6%Hoover12,295
0.3%
R+17.4
D+15.9
D+0.1
20,992
R
19.4%Davis3,811
52.7%Coolidge10,359
27.9%
R+33.3
D+15.7
R+8.1
19,665
R
18.0%Cox3,153
67.0%Harding11,746
15.0%
R+49.0
R+32.0
R+22.8
17,536
R
39.6%Wilson3,903
56.6%Hughes5,576
3.8%
R+17.0
R+36.0
R+20.1
9,850
O
39.6%Wilson3,633
20.6%Taft1,890
39.9%
Roosevelt +0.3
D+19.1
R+0.6
9,185
R
48.5%Bryan4,821
48.7%Taft4,836
2.8%
R+0.2
D+11.9
D+9.4
9,934
R
41.2%Parker4,074
53.2%Roosevelt5,265
5.6%
R+12.0
R+6.4
D+7.6
9,891
R
45.6%Bryan4,758
51.2%McKinley5,344
3.2%
R+5.6
D+4.0
D+1.9
10,439
R
44.4%Bryan4,590
54.0%McKinley5,584
1.6%
R+9.6
R+27.7
R+3.5
10,337
D
58.1%Cleveland5,649
40.0%Harrison3,893
1.9%
D+18.1
—
D+16.4
9,726
Congressional elections · 2 Senate races
U.S. Senate
Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
Year
Won
Democratic
Republican
Total
2022
R
42.9%7,213
57.0%9,595
16,823
2020
R
45.0%10,942
51.6%12,559
24,336
voter registration
Registered voters
By party of registration, over time
Party registration · 2024R+5.0
vs
Presidential vote · 2024R+18.8
Registration leans Republican; the presidential vote runs 14 points more Democratic.
DemocraticRepublicanUnaffiliatedOther parties
Voter registration in Clinton, IA
Year
Total registered
Democratic
Republican
Unaffiliated
Other
2008
33,068
11,806
7,374
13,882
6
2010
33,870
11,959
7,805
14,091
15
2012
34,706
12,216
7,859
14,603
28
2014
34,169
11,440
7,818
14,863
48
2016
34,226
11,155
8,216
14,740
115
2018
33,299
10,184
8,145
14,810
160
2020
34,340
11,060
9,933
13,114
233
2022
33,949
10,064
10,248
13,390
247
2024
34,171
9,037
10,744
14,117
273
domestic migration
Who moves in and out
Net domestic migration over time
+109 net domestic migration · 2025
20112025
Net −2,925 over 2011–2025 · gain loss
Domestic migration in Clinton, IA in Clinton, IA: net domestic migration by year
Year
Net domestic migration
2011
−65
2012
−464
2013
−493
2014
−431
2015
−404
2016
−362
2017
−337
2018
−428
2019
−9
2021
+139
2022
−106
2023
−33
2024
−41
2025
+109
Clinton's economy has long been anchored by industrial and chemical manufacturing along the Mississippi River, producing a blue-collar electorate that has swung between parties in statewide contests by double-digit margins over the past two decades.
Across the recorded series it reached a Democratic high of 26.8 points in 1964 and a Republican high of 49.0 points in 1920. Between 2020 and 2024 the metro moved 8.5 points toward the Republican candidate; the 2024 margin was 18.8 points.
A population of 46,268, a 89% non-Hispanic-white share, and a median household income of $66,981 describe the metro. The metro's voting pattern over the last decade is most similar to that of Fort Madison, IA and Burlington, IA-IL.
Akashic
Political twins — metros
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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Clinton, IA, Iowa. Akashic. https://akashic.app/cbsa/17540/. Accessed May 20, 2026. License: CC BY 4.0.
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In 2024, Clinton, IA, Iowa voted Republican by 18.8 points (R+18.8), carried by the Republican candidate. Out of 23,878 votes cast, 9,472 went Democratic and 13,964 went Republican.
When did Clinton, IA, Iowa last vote Democratic?
The most recent presidential election in which Clinton, IA, Iowa voted Democratic was 2012.
How many people live in Clinton, IA, Iowa?
Clinton, IA, Iowa has a population of 46,268 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Clinton, IA, Iowa?
Median household income in Clinton, IA, Iowa is $66,981 — below the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Clinton, IA, Iowa?
Akashic tracks 34 presidential elections in Clinton, IA, Iowa from 1892 to 2024. Of those, 11 went Democratic and 22 went Republican.
