Boundary by 2024 margin · Precinct returns · VEST · 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
GroupCarter CountyMontanaUnited States
German30.7%22.9%12.5%
English15.5%13.1%9.5%
Irish12.7%13.5%9.4%
Norwegian10.4%7.5%—
American6.4%5.4%5.3%
Scottish5.0%2.6%1.3%
Czech4.6%——
French Canadian2.3%——
Mexican2.4%2.9%11.3%
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
Carter County
Montana
United States
Median age
56.9
40.8
39.1
Age 18–24
6.2%
9.1%
9.2%
Age 65 and older
31.1%
20.0%
17.2%
Household economy
Measure
Carter County
Montana
United States
Median household income
$54,167
$72,509
$84,427
Poverty rate
15.4%
11.5%
12.5%
Bachelor's degree or higher (25+)
20.7%
35.3%
35.6%
Languages at home
Measure
Carter County
Montana
United States
Speaks a non-English language at home
0.3%
4.2%
22.3%
Religious landscape
Measure
Carter County
Montana
United States
Catholic
2.9%
10.3%
18.6%
Evangelical Protestant
20.6%
13.6%
16.5%
Unclaimed / not counted
52.4%
65.3%
51.5%
Mainline Protestant
9.3%
4.7%
5.2%
Latter-day Saints
14.8%
4.7%
2.0%
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.
Carter County, Montana
Precinct data
Results by precinct
4 precincts · 854 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
Carter County precinct-level presidential election results for 2024
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
8.8%Harris75
89.0%Trump760
1.5%Kennedy13 +2
R+80.2
D+0.9
R+78.7
854
All 5 candidates in 2024 · 3 minor / independent
Donald J TrumpRepublican89.0%760
Kamala D HarrisDemocratic8.8%75
Robert F Kennedy Jr.Independent1.5%13
Chase OliverLibertarian0.4%3
Jill SteinIndependent0.4%3
R
8.6%Biden74
89.7%Trump775
1.7%Jorgensen15
R+81.1
R+3.8
R+85.6
864
R
8.9%Clinton70
86.3%Trump678
3.1%Johnson24
R+77.4
R+4.2
R+79.4
786
R
12.1%Obama96
85.2%Romney678
2.5%GRAY20
R+73.1
R+8.5
R+77.0
796
R
15.5%Obama111
80.1%McCain573
4.3%
R+64.6
D+12.5
R+71.9
715
R
10.7%Kerry76
87.9%Bush623
1.4%
R+77.2
D+3.5
R+74.7
709
R
8.2%Gore53
88.8%Bush573
1.6%Nader10
R+80.6
R+32.0
R+81.1
645
R
19.6%Clinton150
68.2%Dole522
11.6%Perot89
R+48.6
R+9.4
R+57.1
765
R
17.6%Clinton154
56.9%Bush497
25.2%Perot220
R+39.2
D+7.9
R+44.8
874
R
25.7%Dukakis242
72.8%Bush686
1.5%
R+47.1
D+14.1
R+39.4
942
R
18.9%Mondale194
80.1%Reagan823
1.1%
R+61.2
R+11.2
R+43.0
1,028
R
22.4%Carter237
72.4%Reagan766
5.2%
R+50.0
R+28.0
R+40.3
1,058
R
35.4%Carter344
57.4%Ford558
7.2%
R+22.0
D+29.7
R+24.1
972
R
22.2%McGovern218
73.9%Nixon726
4.0%
R+51.7
R+16.3
R+28.5
983
R
26.8%Humphrey269
62.2%Nixon624
11.0%
R+35.4
R+23.4
R+34.7
1,003
R
44.0%Johnson453
56.0%Goldwater576
0.0%
R+12.0
D+16.4
R+34.5
1,029
R
35.6%Kennedy383
64.0%Nixon688
0.4%
R+28.4
R+5.3
R+28.5
1,075
R
38.4%Stevenson436
61.6%Eisenhower698
0.0%
R+23.1
D+21.5
R+7.7
1,134
R
27.5%Stevenson351
72.1%Eisenhower921
0.4%
R+44.6
R+50.8
R+33.9
1,277
D
52.4%Truman568
46.2%Dewey501
1.4%
D+6.2
R+3.0
D+1.7
1,084
D
54.6%Roosevelt610
45.3%Dewey507
0.1%
D+9.2
R+4.6
D+1.7
1,118
D
56.8%Roosevelt734
43.0%Willkie556
0.2%
D+13.8
R+19.1
D+3.8
1,292
D
65.7%Roosevelt929
32.8%Landon464
1.5%
D+32.9
D+9.7
D+8.6
1,414
D
60.6%Roosevelt915
37.4%Hoover565
2.1%
D+23.2
D+51.9
D+5.4
1,511
R
35.2%Smith420
64.0%Hoover763
0.8%
R+28.8
D+2.5
R+11.3
1,192
R
22.9%Davis283
54.2%Coolidge669
22.9%La Follette283
R+31.3
D+6.4
R+6.1
1,235
R
29.2%Cox342
66.8%Harding782
3.9%
R+37.6
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R+11.4
1,170
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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
12.8%109
85.7%732
854
2020
R
10.9%94
89.1%767
861
2018
R
17.0%128
80.1%602
752
voter registration
Registered voters
Total registered voters, over time
Registered voters
Voter registration in Carter County, MT
Year
Total registered
2016
962
2018
998
2020
962
2022
952
2024
1,010
domestic migration
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−37 net domestic migration · 2025
20112025
Net +80 over 2011–2025 · gain loss
Arrivals reported $38,048 in average income, against $65,162 for residents who stayed — 42% lower. (IRS SOI, 2022–23)
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
Domestic migration in Carter County, MT in Carter County, MT: net domestic migration by year
Year
Net domestic migration
2011
−19
2012
+31
2013
−8
2014
−2
2015
−13
2016
+26
2017
+45
2018
+12
2019
+19
2021
+15
2022
−13
2023
+14
2024
+10
2025
−37
Carter County's 2024 presidential margin of R+80.2 places it among the most one-sided results in the country, reflecting a sparsely populated ranching economy where fewer than 1,400 residents are spread across more than 3,300 square miles.
Across the recorded series it reached a Democratic high of 32.9 points in 1936 and a Republican high of 81.1 points in 2020. Between 2020 and 2024 the county moved 0.9 points toward the Democratic candidate; the 2024 margin was 80.2 points.
A population of 1,308, a 89% non-Hispanic-white share, and a median household income of $54,167 describe the county. The county's voting pattern over the last decade is most similar to that of Rock County and Jewell County.
Akashic
Political twins — counties
The counties 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.
In 2024, Carter County, Montana voted Republican by 80.2 points (R+80.2), carried by the Republican candidate. Out of 854 votes cast, 75 went Democratic and 760 went Republican.
When did Carter County, Montana last vote Democratic?
The most recent presidential election in which Carter County, Montana voted Democratic was 1948.
How many people live in Carter County, Montana?
Carter County, Montana has a population of 1,308 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Carter County, Montana?
Median household income in Carter County, Montana is $54,167 — below the national median of $80,734. The Montana state median is $72,509.
What is the political history of Carter County, Montana?
Akashic tracks 38 presidential elections in Carter County, Montana from 1876 to 2024. Of those, 5 went Democratic and 22 went Republican.
