Montgomery County, Iowa: Republican loyalist county. In 2024, voted R+39%. Republican peak: R+57 in 1904.
Key facts
- 2024 presidential margin
- R+39MIT Election Lab
- Political archetype
- Republican loyalistAkashic typology
- Population
- 10,2142024 5-year
- Median household income
- $63,6662024 5-year
- White (non-Hispanic)
- 92.1%2024 5-year
- Black
- 1.8%2024 5-year
- Hispanic / Latino
- 0.8%2024 5-year
- Peak Democratic margin
- D+7 in 1912MIT Election Lab
- Peak Republican margin
- R+57 in 1904MIT Election Lab
- Most similar
- Tipton County, IN · similarity 1.00
2024 results by precinct
2024 precinct map of Montgomery CountyPrecinct-level 2024 presidential results for Montgomery 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 | 1,508 | 3,486 | 5,074 | ||
| R | 1,583 | 3,659 | 5,327 | ||
| R | 1,314 | 3,436 | 5,102 | ||
| R | 1,922 | 3,001 | 5,025 | ||
| R | 2,326 | 2,887 | 5,287 | ||
| R | 1,899 | 3,601 | 5,556 | ||
| R | 1,838 | 3,417 | 5,394 | ||
| R | 1,912 | 2,583 | 5,198 | ||
| R | 1,599 | 2,404 | 5,369 | ||
| R | 1,898 | 3,166 | 5,100 | ||
| R | 1,661 | 4,224 | 5,930 | ||
| R | 1,556 | 4,115 | 6,054 | ||
| R | 2,229 | 3,673 | 5,974 | ||
| R | 1,559 | 4,391 | 6,041 | ||
| R | 1,892 | 4,155 | 6,481 | ||
| D | 3,489 | 3,101 | 6,601 | ||
| R | 2,655 | 4,974 | 7,630 | ||
| R | 2,597 | 5,027 | 7,643 | ||
| R | 2,235 | 6,074 | 8,334 | ||
| R | 2,751 | 4,084 | 6,910 | ||
| R | 2,572 | 4,165 | 6,783 | ||
| R | 3,332 | 4,848 | 8,220 | ||
| R | 3,920 | 4,395 | 8,382 | ||
| D | 3,760 | 3,507 | 7,401 | ||
| R | 2,079 | 5,155 | 7,280 | ||
| R | 805 | 4,617 | 7,157 | ||
| R | 1,404 | 4,980 | 6,510 | ||
| R | 1,431 | 2,333 | 3,867 | ||
| O | 1,206 | 917 | 3,974 | ||
| R | 1,282 | 2,553 | 3,962 | ||
| R | 722 | 2,956 | 3,928 | ||
| R | 1,467 | 2,927 | 4,486 | ||
| R | 1,634 | 2,927 | 4,597 | ||
| R | 1,174 | 2,187 | 3,670 | ||
| — | — | — | — | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
21.9%
English
12.9%
Irish
8.8%
American
4.9%
Italian
1.9%
French
1.5%
Polish
1.1%
African American
1.4%
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: 43.5 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.
Median household income
2024 inflation-adjusted dollars
$63,666
Montgomery County ranks near the middle of US counties.
Montgomery County$63,666
Iowa$75,059
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
15.3%
Children face moderate poverty.
Children under 1818.6%
Working age (18–64)15.5%
Seniors (65+)4.9%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
97.5%
speak English only
Other Indo-European1.2%
Spanish0.8%
Asian & Pacific Islander0.4%
Other languages0.1%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 48.3% of residents not counted as adherents by any reporting body.
Montgomery County's R+39 margin in 2024 reflects a decades-long rightward shift common to small agricultural counties in southwest Iowa, where population has steadily declined and the electorate skews older and predominantly non-Hispanic white.
The Republican margin in Montgomery County reached its widest at fifty-seven points in 1904. 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 $63,666, a 92% non-Hispanic-white share, and a population of 10,214 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 Tipton County and Miami County.
Most similar counties
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Montgomery County, Iowa — The Long Memory. Akashic Intelligence — The Long Memory. https://akashic.app/county/19137/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
More republican loyalist counties
Frequently asked questions
How did Montgomery County, Iowa vote in 2024?
In 2024, Montgomery County, Iowa voted Republican by 39.0 points (R+39), carried by the Republican candidate. Out of 5,074 votes cast, 1,508 went Democratic and 3,486 went Republican.
What is Montgomery County, Iowa's political archetype?
Akashic classifies Montgomery County, Iowa as a "Republican loyalist" county based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the county has voted Democratic 2 times, Republican 31 times, and other 1 times.
When did Montgomery County, Iowa last vote Democratic?
The most recent presidential election in which Montgomery County, Iowa voted Democratic was 1964.
How many people live in Montgomery County, Iowa?
Montgomery County, Iowa has a population of 10,214 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Montgomery County, Iowa?
Median household income in Montgomery County, Iowa is $63,666 — below the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Montgomery County, Iowa?
Akashic tracks 38 presidential elections in Montgomery County, Iowa from 1876 to 2024. Of those, 2 went Democratic and 31 went Republican. The county's archetype — "Republican loyalist" — captures the overall trajectory of that voting record.