Miami County, Indiana: Farm Belt county. In 2024, voted R+54%. Republican peak: R+54 in 2024.
Key facts
- 2024 presidential margin
- R+54MIT Election Lab
- Political typology
- Farm BeltAkashic typology
- Population
- 35,7122024 5-year
- Median household income
- $61,1392024 5-year
- White (non-Hispanic)
- 88.2%2024 5-year
- Black
- 3.7%2024 5-year
- Hispanic / Latino
- 3.7%2024 5-year
- Peak Democratic margin
- D+26 in 1912MIT Election Lab
- Peak Republican margin
- R+54 in 2024MIT Election Lab
- Most similar
- Lawrence County, IN · similarity 1.00
2024 results by precinct
2024 precinct map of Miami CountyPrecinct-level 2024 presidential results for Miami 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 | +6.8% |
| 1896 | +2.9% |
| 1900 | +0.5% |
| 1904 | −6.2% |
| 1908 | +4.2% |
| 1912 | +25.9% |
| 1916 | +5.9% |
| 1920 | −7.6% |
| 1924 | −13.8% |
| 1928 | −19.4% |
| 1932 | +19.1% |
| 1936 | +9.4% |
| 1940 | −6.2% |
| 1944 | −12.4% |
| 1948 | −3.9% |
| 1952 | −19.1% |
| 1956 | −25.0% |
| 1960 | −17.5% |
| 1964 | +9.9% |
| 1968 | −16.7% |
| 1972 | −41.5% |
| 1976 | −13.2% |
| 1980 | −26.2% |
| 1984 | −38.3% |
| 1988 | −29.6% |
| 1992 | −17.6% |
| 1996 | −19.3% |
| 2000 | −32.8% |
| 2004 | −41.9% |
| 2008 | −19.5% |
| 2012 | −30.8% |
| 2016 | −53.0% |
| 2020 | −53.1% |
| 2024 | −54.5% |
DemocraticRepublican
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 3,046 | 10,670 | 13,998 | ||
| R | 3,235 | 10,925 | 14,473 | ||
| R | 2,766 | 9,975 | 13,601 | ||
| R | 4,222 | 8,174 | 12,813 | ||
| R | 5,564 | 8,312 | 14,113 | ||
| R | 3,886 | 9,600 | 13,628 | ||
| R | 4,155 | 8,401 | 12,928 | ||
| R | 4,260 | 6,719 | 12,760 | ||
| R | 3,967 | 6,416 | 13,918 | ||
| R | 4,613 | 8,533 | 13,236 | ||
| R | 4,224 | 9,551 | 13,892 | ||
| R | 4,927 | 8,672 | 14,304 | ||
| R | 6,257 | 8,263 | 15,155 | ||
| R | 3,889 | 9,477 | 13,450 | ||
| R | 5,019 | 7,295 | 13,655 | ||
| D | 7,667 | 6,270 | 14,060 | ||
| R | 6,191 | 8,844 | 15,131 | ||
| R | 5,724 | 9,574 | 15,372 | ||
| R | 6,264 | 9,254 | 15,694 | ||
| R | 6,538 | 7,083 | 13,863 | ||
| R | 6,379 | 8,207 | 14,777 | ||
| R | 7,252 | 8,217 | 15,575 | ||
| D | 8,173 | 6,747 | 15,122 | ||
| D | 8,892 | 5,987 | 15,191 | ||
| R | 5,592 | 8,318 | 14,052 | ||
| R | 4,976 | 6,796 | 13,199 | ||
| R | 6,259 | 7,336 | 14,124 | ||
| D | 3,854 | 3,390 | 7,854 | ||
| D | 3,366 | 1,426 | 7,494 | ||
| D | 4,176 | 3,820 | 8,440 | ||
| R | 3,605 | 4,124 | 8,327 | ||
| D | 3,849 | 3,812 | 7,904 | ||
| D | 3,602 | 3,393 | 7,140 | ||
| D | 3,433 | 2,974 | 6,714 | ||
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Demographics
2024 ACS
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
20.8%
English
12.0%
Irish
10.1%
American
7.7%
Italian
2.2%
Scottish
1.4%
Polish
1.2%
African American
3.0%
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: 41.5 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
$61,139
Miami County ranks near the middle of US counties.
Miami County$61,139
Indiana$71,957
United States$80,734
Miami 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
15.1%
Children face moderate poverty.
Children under 1824.9%
Working age (18–64)13.2%
Seniors (65+)4.3%
Source · American Community Survey 5-year estimates, 2024 release.
2024 ACS
Language at home
Population aged 5 and older
96.6%
speak English only
Spanish2.0%
Other Indo-European1.0%
Asian & Pacific Islander0.4%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
2020 religion census
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 77.8% of residents not counted as adherents by any reporting body.
Miami County, anchored by the small city of Peru, delivers lopsided Republican margins in nearly every cycle — its 2024 presidential result of R+54.5 reflects a broader shift toward single-party dominance across rural north-central Indiana.
The Republican margin here reached fifty-four points in 2024. Between 2020 and 2024 the county moved one point toward the Republican candidate; the 2024 margin was fifty-four points.
A population of 35,712, a 88% non-Hispanic-white share, and a median household income of $61,139 describe an agricultural county. The county's voting pattern over the last decade is most similar to that of Lawrence County and Jasper 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.
Miami County, Indiana. Akashic. https://akashic.app/county/18103/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
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Frequently asked questions
How did Miami County, Indiana vote in 2024?
In 2024, Miami County, Indiana voted Republican by 54.5 points (R+54), carried by the Republican candidate. Out of 13,998 votes cast, 3,046 went Democratic and 10,670 went Republican.
What is Miami County, Indiana's political typology?
Akashic places Miami County, Indiana 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 9 times, Republican 25 times, and other 0 times.
When did Miami County, Indiana last vote Democratic?
The most recent presidential election in which Miami County, Indiana voted Democratic was 1964.
How many people live in Miami County, Indiana?
Miami County, Indiana has a population of 35,712 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Miami County, Indiana?
Median household income in Miami County, Indiana is $61,139 — below the national median of $80,734. The Indiana state median is $71,957.
What is the political history of Miami County, Indiana?
Akashic tracks 38 presidential elections in Miami County, Indiana from 1876 to 2024. Of those, 9 went Democratic and 25 went Republican. The county's typology — "Farm Belt" — captures where that record, its demographics, and its recent swing place it among American communities.