Miami County, Kansas: Republican loyalist county. In 2024, voted R+39%. Republican peak: R+50 in 1892.
Key facts
- 2024 presidential margin
- R+39MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 34,9382024 5-year
- Median household income
- $89,0002024 5-year
- White (non-Hispanic)
- 90.3%2024 5-year
- Black
- 1.3%2024 5-year
- Hispanic / Latino
- 4.1%2024 5-year
- Peak Democratic margin
- D+23 in 1964MIT Election Lab
- Peak Republican margin
- R+50 in 1892MIT Election Lab
- Most similar
- Neosho County, KS · 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.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 5,472 | 12,854 | 18,750 | ||
| R | 5,247 | 12,308 | 17,937 | ||
| R | 3,991 | 10,003 | 15,175 | ||
| R | 4,712 | 9,858 | 14,856 | ||
| R | 5,742 | 9,382 | 15,377 | ||
| R | 4,838 | 9,013 | 14,016 | ||
| R | 4,554 | 6,611 | 11,607 | ||
| R | 4,237 | 5,256 | 10,955 | ||
| D | 3,835 | 3,528 | 11,096 | ||
| R | 4,427 | 4,807 | 9,306 | ||
| R | 3,076 | 5,877 | 9,036 | ||
| R | 3,071 | 4,740 | 8,301 | ||
| D | 4,000 | 3,999 | 8,216 | ||
| R | 2,140 | 5,234 | 7,581 | ||
| R | 2,739 | 3,614 | 7,386 | ||
| D | 4,620 | 2,907 | 7,570 | ||
| R | 3,505 | 4,857 | 8,396 | ||
| R | 3,428 | 5,031 | 8,484 | ||
| R | 3,374 | 5,623 | 9,022 | ||
| D | 3,660 | 3,650 | 7,388 | ||
| R | 3,217 | 4,326 | 7,552 | ||
| R | 3,900 | 5,178 | 9,121 | ||
| R | 4,601 | 4,676 | 9,291 | ||
| D | 4,739 | 3,667 | 8,520 | ||
| R | 2,148 | 5,931 | 8,157 | ||
| R | 1,994 | 4,788 | 7,753 | ||
| R | 2,450 | 4,060 | 6,664 | ||
| D | 4,047 | 3,086 | 7,393 | ||
| D | 1,919 | 1,033 | 4,356 | ||
| R | 2,256 | 2,475 | 4,850 | ||
| R | 1,425 | 2,899 | 4,568 | ||
| R | 2,401 | 2,663 | 5,095 | ||
| D | 2,812 | 2,541 | 5,395 | ||
| O | 0 | 2,280 | 4,568 | ||
| — | — | — | — | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
24.3%
English
14.3%
Irish
14.2%
American
7.6%
Scottish
1.9%
Polish
1.8%
Italian
1.7%
African American
1.0%
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.
Age distribution by sex
Median age: 41.7 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.
Median household income
2024 inflation-adjusted dollars
$89,000
Miami County ranks in the top 10% of US counties.
Miami County$89,000
Kansas$74,275
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
7.9%
Child poverty is below the national average.
Children under 187.6%
Working age (18–64)7.0%
Seniors (65+)17.8%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
97.2%
speak English only
Spanish2.4%
Other Indo-European0.3%
Asian & Pacific Islander0.1%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 59.7% of residents not counted as adherents by any reporting body.
Miami County sits at the southwestern edge of the Kansas City metro, where low-density suburban growth has reinforced an already lopsided Republican baseline. Its 2024 presidential margin of R+39.5 reflects a pattern consistent across rural-exurban Johnson County neighbors.
The Republican margin in Miami County reached its widest at fifty points in 1892. The margin in 2024 was thirty-nine points, in line with the county's deep historical pattern.
Its loyalty is rooted in its place. Median household income of $89,000, a 90% non-Hispanic-white share, and a population of 34,938 together describe a community whose political habits are deeply settled. The county's voting pattern over the last decade is most similar to that of Neosho County and Wilson County.
Most similar counties
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Miami County, Kansas — The Long Memory. Akashic Intelligence — The Long Memory. https://akashic.app/county/20121/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More republican loyalist counties
Frequently asked questions
How did Miami County, Kansas vote in 2024?
In 2024, Miami County, Kansas voted Republican by 39.4 points (R+39), carried by the Republican candidate. Out of 18,750 votes cast, 5,472 went Democratic and 12,854 went Republican.
What is Miami County, Kansas's political archetype?
Akashic classifies Miami County, Kansas as a "Republican loyalist" county based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the county has voted Democratic 8 times, Republican 25 times, and other 1 times.
When did Miami County, Kansas last vote Democratic?
The most recent presidential election in which Miami County, Kansas voted Democratic was 1992.
How many people live in Miami County, Kansas?
Miami County, Kansas has a population of 34,938 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Miami County, Kansas?
Median household income in Miami County, Kansas is $89,000 — above the national median of $80,734. The Kansas state median is $74,275.
What is the political history of Miami County, Kansas?
Akashic tracks 38 presidential elections in Miami County, Kansas from 1876 to 2024. Of those, 8 went Democratic and 25 went Republican. The county's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.