Sheridan County, Montana: Farm Belt county. In 2024, voted R+42%. Democratic peak: D+63 in 1936.
Key facts
- 2024 presidential margin
- R+42MIT Election Lab
- Political typology
- Farm BeltAkashic typology
- Population
- 3,6692024 5-year
- Median household income
- $70,1472024 5-year
- White (non-Hispanic)
- 90.5%2024 5-year
- Black
- 0.0%2024 5-year
- Hispanic / Latino
- 4.0%2024 5-year
- Peak Democratic margin
- D+63 in 1936MIT Election Lab
- Peak Republican margin
- R+42 in 2016MIT Election Lab
- Most similar
- White County, IL · similarity 0.99
2024 results by precinct
2024 precinct map of Sheridan CountyPrecinct-level 2024 presidential results for Sheridan County, with each precinct boundary colored by Democratic-vs-Republican margin.
—
Margin—
Turnout—
Harris +50Trump +50
Real precinct boundaries. Hover for vote totals.
presidential history
Presidential margin, 1876–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1876 | No data |
| 1880 | No data |
| 1884 | No data |
| 1888 | No data |
| 1892 | No data |
| 1896 | No data |
| 1900 | No data |
| 1904 | No data |
| 1908 | No data |
| 1912 | No data |
| 1916 | +28.7% |
| 1920 | −29.0% |
| 1924 | −28.5% |
| 1928 | −14.6% |
| 1932 | +21.9% |
| 1936 | +62.8% |
| 1940 | +39.8% |
| 1944 | +36.2% |
| 1948 | +33.3% |
| 1952 | +0.3% |
| 1956 | +23.4% |
| 1960 | +12.8% |
| 1964 | +38.8% |
| 1968 | +3.7% |
| 1972 | −10.9% |
| 1976 | +16.4% |
| 1980 | −24.1% |
| 1984 | −23.9% |
| 1988 | −1.0% |
| 1992 | +10.6% |
| 1996 | +14.6% |
| 2000 | −24.1% |
| 2004 | −15.4% |
| 2008 | −1.7% |
| 2012 | −28.1% |
| 2016 | −41.6% |
| 2020 | −40.8% |
| 2024 | −42.5% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 509 | 1,321 | 1,912 | ||
| R | 574 | 1,403 | 2,030 | ||
| R | 477 | 1,241 | 1,835 | ||
| R | 665 | 1,207 | 1,928 | ||
| R | 953 | 987 | 2,006 | ||
| R | 846 | 1,159 | 2,038 | ||
| R | 702 | 1,176 | 1,965 | ||
| D | 1,187 | 832 | 2,435 | ||
| D | 1,077 | 795 | 2,663 | ||
| R | 1,354 | 1,381 | 2,763 | ||
| R | 1,087 | 1,774 | 2,879 | ||
| R | 955 | 1,658 | 2,912 | ||
| D | 1,560 | 1,114 | 2,714 | ||
| R | 1,197 | 1,500 | 2,780 | ||
| D | 1,275 | 1,180 | 2,576 | ||
| D | 1,905 | 837 | 2,754 | ||
| D | 1,549 | 1,196 | 2,754 | ||
| D | 1,857 | 1,153 | 3,010 | ||
| D | 1,347 | 1,339 | 2,711 | ||
| D | 1,515 | 699 | 2,453 | ||
| D | 1,713 | 791 | 2,548 | ||
| D | 2,108 | 892 | 3,052 | ||
| D | 2,503 | 513 | 3,168 | ||
| D | 1,450 | 739 | 3,246 | ||
| R | 1,190 | 1,624 | 2,971 | ||
| O | 176 | 905 | 2,562 | ||
| R | 610 | 1,335 | 2,497 | ||
| D | 3,264 | 1,724 | 5,363 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
22.4%
Irish
11.2%
English
8.0%
American
4.6%
Italian
3.1%
Scottish
2.3%
Polish
2.0%
Sample size too small to break out by ancestry reliably.
Multiple ancestry combinations reported; no single grouping above 1%.
Sample size too small to break out by ancestry reliably.
American Indian, Alaska Native, Native Hawaiian, and Pacific Islander combined.
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.
2024 ACS
Age distribution by sex
Median age: 43.1 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.
2024 ACS
Median household income
Inflation-adjusted dollars
$70,147
Sheridan County ranks near the middle of US counties.
Sheridan County$70,147
Montana$72,509
United States$80,734
Sheridan County ranks near the middle of US counties by median household income.
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Poverty rate
All persons below federal poverty line
10.4%
Child poverty is below the national average.
Children under 1812.4%
Working age (18–64)9.7%
Seniors (65+)11.1%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
98.5%
speak English only
Asian & Pacific Islander0.6%
Other languages0.4%
Other Indo-European0.3%
Spanish0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 56.9% of residents not counted as adherents by any reporting body.
Sheridan County sits in Montana's northeastern corner along the North Dakota border, where a sparse, agriculture-dependent population has delivered Republican presidential margins exceeding 40 points in recent cycles.
The Republican margin here reached forty-two points in 2024. Between 2020 and 2024 the county moved two points toward the Republican candidate; the 2024 margin was forty-two points.
A population of 3,669, a 91% non-Hispanic-white share, and a median household income of $70,147 describe an agricultural county. The county's voting pattern over the last decade is most similar to that of White County and Dickinson County.
Most similar counties
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.
Sheridan County, Montana. Akashic. https://akashic.app/county/30091/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More in Montana
More farm belt counties
Frequently asked questions
How did Sheridan County, Montana vote in 2024?
In 2024, Sheridan County, Montana voted Republican by 42.5 points (R+42), carried by the Republican candidate. Out of 1,912 votes cast, 509 went Democratic and 1,321 went Republican.
What is Sheridan County, Montana's political typology?
Akashic places Sheridan County, Montana in the "Farm Belt" typology — Rural Plains and Midwest farm counties — Republican, with modest recent movement. The typology is a data-driven cluster built from vote share, vote swing, race and ethnicity, income, language spoken at home, religion, and ancestry. Across 38 elections in the dataset, the county has voted Democratic 14 times, Republican 13 times, and other 1 times.
When did Sheridan County, Montana last vote Democratic?
The most recent presidential election in which Sheridan County, Montana voted Democratic was 1996.
How many people live in Sheridan County, Montana?
Sheridan County, Montana has a population of 3,669 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Sheridan County, Montana?
Median household income in Sheridan County, Montana is $70,147 — below the national median of $80,734. The Montana state median is $72,509.
What is the political history of Sheridan County, Montana?
Akashic tracks 38 presidential elections in Sheridan County, Montana from 1876 to 2024. Of those, 14 went Democratic and 13 went Republican. The county's typology — "Farm Belt" — captures where that record, its demographics, and its recent swing place it among American communities.