† 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
GroupSeymour, INIndianaUnited States
German20.1%19.5%12.5%
English13.0%11.3%9.5%
American9.5%6.9%5.3%
Irish8.9%10.1%9.4%
Scottish2.4%1.5%1.3%
Polish1.4%2.6%2.2%
Italian1.0%2.4%4.8%
French0.8%1.3%1.6%
Mexican7.2%5.7%11.3%
Guatemalan3.5%0.2%0.5%
Puerto Rican1.9%0.8%1.8%
Honduran0.5%0.2%0.3%
Spaniard0.5%——
Spanish0.3%——
Cuban0.2%—0.7%
Japanese1.0%—0.2%
Filipino0.4%0.2%0.9%
Asian Indian0.3%0.8%1.4%
Bangladeshi0.3%——
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
Seymour, IN
Indiana
United States
Median age
38.4
38.2
39.1
Age 18–24
8.0%
9.6%
9.2%
Age 65 and older
16.1%
16.7%
17.2%
Household economy
Measure
Seymour, IN
Indiana
United States
Median household income
$70,262
$71,957
$84,427
Poverty rate
12.3%
12.4%
12.5%
Bachelor's degree or higher (25+)
20.3%
29.7%
35.6%
Languages at home
Measure
Seymour, IN
Indiana
United States
Speaks a non-English language at home
12.5%
10.4%
22.3%
Spanish
10.2%
5.5%
13.6%
Other Asian & Pacific Island
1.0%
0.8%
1.1%
Religious landscape
Measure
Seymour, IN
Indiana
United States
Catholic
5.4%
11.5%
18.6%
Evangelical Protestant
41.0%
18.0%
16.5%
Unclaimed / not counted
45.4%
57.9%
51.5%
Mainline Protestant
7.3%
7.1%
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.
Seymour, IN
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
1892
+19.9%
1896
+14.4%
1900
+15.7%
1904
+10.7%
1908
+17.5%
1912
+40.7%
1916
+14.9%
1920
+2.4%
1924
+11.4%
1928
−0.2%
1932
+32.2%
1936
+23.5%
1940
+9.2%
1944
−2.7%
1948
+8.9%
1952
−11.0%
1956
−15.0%
1960
−11.0%
1964
+15.3%
1968
−17.3%
1972
−31.1%
1976
−0.0%
1980
−15.5%
1984
−31.0%
1988
−26.0%
1992
−9.8%
1996
−5.8%
2000
−25.5%
2004
−36.7%
2008
−13.7%
2012
−27.4%
2016
−51.0%
2020
−53.3%
2024
−55.3%
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
21.5%Harris4,015
76.8%Trump14,323
1.1%Kennedy206 +2
R+55.3
R+2.0
R+53.8
18,654
All 5 candidates in 2024 · 3 minor / independent
Donald J TrumpRepublican76.8%14,323
Kamala D HarrisDemocratic21.5%4,015
Robert F KennedyIndependent1.1%206
Chase OliverLibertarian0.6%109
OtherAll other candidates0.0%1
R
22.4%Biden4,302
75.7%Trump14,555
2.0%
R+53.3
R+2.3
R+57.7
19,238
R
21.8%Clinton3,843
72.8%Trump12,857
5.5%
R+51.0
R+23.6
R+53.1
17,665
R
34.9%Obama5,838
62.3%Romney10,419
2.7%
R+27.4
R+13.8
R+31.3
16,712
R
42.3%Obama7,354
56.0%McCain9,726
1.7%
R+13.7
D+23.1
R+20.9
17,374
R
31.2%Kerry5,092
68.0%Bush11,083
0.8%
R+36.7
R+11.2
R+34.3
16,309
R
36.5%Gore5,330
62.0%Bush9,054
1.5%
R+25.5
R+19.7
R+26.0
14,602
R
40.6%Clinton5,150
46.4%Dole5,883
13.0%
R+5.8
D+4.0
R+14.3
12,675
R
35.0%Clinton5,663
44.8%Bush7,246
20.2%
R+9.8
D+16.2
R+15.3
16,170
R
36.8%Dukakis5,550
62.8%Bush9,470
0.5%
R+26.0
D+5.0
R+18.3
15,088
R
33.9%Mondale5,163
64.8%Reagan9,879
1.3%
R+31.0
R+15.4
R+12.7
15,234
R
40.3%Carter6,425
55.8%Reagan8,903
3.9%
R+15.5
R+15.5
R+5.8
15,942
R
49.6%Carter7,610
49.6%Ford7,615
0.9%
R+0.03
D+31.0
R+2.1
15,358
R
33.9%McGovern4,984
65.0%Nixon9,546
1.1%
R+31.1
R+13.7
R+7.9
14,689
R
34.7%Humphrey5,140
52.0%Nixon7,710
13.3%
R+17.3
R+32.6
R+16.6
14,821
D
57.3%Johnson8,572
42.0%Goldwater6,285
0.8%
D+15.3
D+26.3
R+7.3
14,971
R
44.3%Kennedy6,582
55.3%Nixon8,213
0.4%
R+11.0
D+4.0
R+11.1
14,861
R
42.3%Stevenson6,185
57.3%Eisenhower8,375
0.4%
R+15.0
R+4.0
D+0.4
14,617
R
44.2%Stevenson6,460
55.1%Eisenhower8,067
0.7%
R+11.0
R+19.9
R+0.2
14,630
D
53.9%Truman7,258
45.0%Dewey6,062
1.1%
D+8.9
D+11.6
D+4.4
13,471
R
48.1%Roosevelt5,982
50.9%Dewey6,321
1.0%
R+2.7
R+11.9
R+10.2
12,426
D
54.3%Roosevelt7,557
45.1%Willkie6,281
0.6%
D+9.2
R+14.4
R+0.8
13,917
D
61.5%Roosevelt8,018
38.0%Landon4,951
0.5%
D+23.5
R+8.6
R+0.7
13,037
D
65.2%Roosevelt7,882
33.1%Hoover3,996
1.7%
D+32.2
D+32.4
D+14.4
12,086
R
49.6%Smith5,130
49.8%Hoover5,151
0.6%
R+0.2
R+11.6
D+17.3
10,347
D
53.0%Davis5,332
41.6%Coolidge4,187
5.3%
D+11.4
D+9.0
D+36.6
10,057
D
50.4%Cox5,319
48.0%Harding5,069
1.6%
D+2.4
R+12.6
D+28.6
10,552
D
55.6%Wilson3,312
40.7%Hughes2,422
3.8%
D+14.9
R+25.7
D+11.8
5,958
D
56.9%Wilson3,225
16.3%Taft921
26.8%
D+40.7
D+23.2
D+21.1
5,667
D
57.4%Bryan3,783
39.9%Taft2,631
2.7%
D+17.5
D+6.8
D+27.0
6,589
D
53.7%Parker3,467
42.9%Roosevelt2,775
3.4%
D+10.7
R+4.9
D+30.4
6,462
D
57.2%Bryan3,849
41.5%McKinley2,795
1.3%
D+15.7
D+1.3
D+23.2
6,734
D
56.8%Bryan3,574
42.4%McKinley2,670
0.8%
D+14.4
R+5.5
D+20.4
6,293
D
59.1%Cleveland3,363
39.2%Harrison2,233
1.7%
D+19.9
—
D+18.2
5,691
Congressional elections · 3 Senate races
U.S. Senate
Source · MIT Election Lab (MEDSL), Senate. CC-BY 4.0.
Year
Won
Democratic
Republican
Total
2024
R
21.5%3,954
76.0%13,946
18,360
2022
R
19.7%2,219
76.6%8,612
11,240
2018
R
29.1%4,198
65.4%9,431
14,414
voter registration
Registered voters
Total registered voters, over time
Registered voters
Voter registration in Seymour, IN
Year
Total registered
2016
30,603
2018
27,879
2020
28,372
2022
28,446
2024
28,251
domestic migration
Who moves in and out
Net domestic migration over time
−432 net domestic migration · 2025
20112025
Net −1,590 over 2011–2025 · gain loss
Domestic migration in Seymour, IN in Seymour, IN: net domestic migration by year
Year
Net domestic migration
2011
+147
2012
−88
2013
+218
2014
+87
2015
−27
2016
−179
2017
−263
2018
−150
2019
−85
2021
−347
2022
−290
2023
−160
2024
−21
2025
−432
Seymour, IN sits in the Upper Midwest. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 40.7 points in 1912 and a Republican high of 55.3 points in 2024. Between 2020 and 2024 the metro moved 2.0 points toward the Republican candidate; the 2024 margin was 55.3 points.
A population of 46,660, a 80% non-Hispanic-white share, and a median household income of $70,262 describe the metro. The metro's voting pattern over the last decade is most similar to that of Kokomo, IN and Vincennes, IN.
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 →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Seymour, IN, Indiana. Akashic. https://akashic.app/cbsa/42980/. Accessed May 20, 2026. License: CC BY 4.0.
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In 2024, Seymour, IN, Indiana voted Republican by 55.3 points (R+55.3), carried by the Republican candidate. Out of 18,654 votes cast, 4,015 went Democratic and 14,323 went Republican.
When did Seymour, IN, Indiana last vote Democratic?
The most recent presidential election in which Seymour, IN, Indiana voted Democratic was 1964.
How many people live in Seymour, IN, Indiana?
Seymour, IN, Indiana has a population of 46,660 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Seymour, IN, Indiana?
Median household income in Seymour, IN, Indiana is $70,262 — below the national median of $80,734. The Indiana state median is $71,957.
What is the political history of Seymour, IN, Indiana?
Akashic tracks 34 presidential elections in Seymour, IN, Indiana from 1892 to 2024. Of those, 14 went Democratic and 20 went Republican.
