Iowa 55th State House District, Iowa: Tossup district. In 2024, voted R+22%. Republican peak: R+69 in 1920.
Key facts
- 2024 presidential margin
- R+22MIT Election Lab
- Political archetype
- TossupAkashic typology
- Population
- 41,4152024 5-year
- Median household income
- $68,0812024 5-year
- White (non-Hispanic)
- 83.7%2024 5-year
- Black
- 1.4%2024 5-year
- Hispanic / Latino
- 11.1%2024 5-year
- Peak Democratic margin
- D+28 in 1932MIT Election Lab
- Peak Republican margin
- R+69 in 1920MIT Election Lab
Constituent county margins for State House District 55, IAOne cell per constituent county, colored by 2024 presidential margin from deep red (Republican) through neutral to deep blue (Democratic), ordered bluest first.
R+60D+60
One cell per constituent county. Ordered by 2024 D-vs-R margin (bluest first). Hover for county-level numbers.
38 presidential elections
| Year | Won | Margin | Democratic | Republican | Total |
|---|---|---|---|---|---|
| R | 7,785 | 12,346 | 20,487 | ||
| R | 8,752 | 12,210 | 21,417 | ||
| R | 8,036 | 11,243 | 21,117 | ||
| R | 10,215 | 10,319 | 20,976 | ||
| D | 10,887 | 9,788 | 21,052 | ||
| R | 10,067 | 11,231 | 21,505 | ||
| R | 8,588 | 9,708 | 18,911 | ||
| D | 8,751 | 7,493 | 17,957 | ||
| D | 8,319 | 7,600 | 19,566 | ||
| D | 10,178 | 8,149 | 18,473 | ||
| R | 8,895 | 11,030 | 20,135 | ||
| R | 7,177 | 11,238 | 20,849 | ||
| R | 9,732 | 10,393 | 20,572 | ||
| R | 7,512 | 11,854 | 19,784 | ||
| R | 6,939 | 11,211 | 18,981 | ||
| D | 11,867 | 7,481 | 19,399 | ||
| R | 8,578 | 13,162 | 21,757 | ||
| R | 8,332 | 13,596 | 21,961 | ||
| R | 6,377 | 16,204 | 22,739 | ||
| R | 8,449 | 8,470 | 17,687 | ||
| D | 9,281 | 9,094 | 18,501 | ||
| D | 11,219 | 10,163 | 21,587 | ||
| D | 11,892 | 7,524 | 19,856 | ||
| D | 11,199 | 6,195 | 17,936 | ||
| R | 5,789 | 10,278 | 16,266 | ||
| R | 1,169 | 9,667 | 16,162 | ||
| R | 2,338 | 13,185 | 15,795 | ||
| R | 2,389 | 6,770 | 9,352 | ||
| O | 2,125 | 2,009 | 9,110 | ||
| R | 2,299 | 6,165 | 8,741 | ||
| R | 1,586 | 6,818 | 8,730 | ||
| R | 2,325 | 7,224 | 9,709 | ||
| R | 2,744 | 6,891 | 9,756 | ||
| R | 2,807 | 4,832 | 7,794 | ||
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Demographics
Race, ethnicity, and ancestry
Click any group to see the ancestries typically reported within it.
German
32.0%
English
8.7%
Irish
8.2%
American
3.7%
Italian
1.5%
Scottish
1.4%
French
1.3%
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: 37.2 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
$68,081
State House District 55 ranks near the middle of US counties.
State House District 55$68,081
Iowa$75,059
United States$80,734
Source · American Community Survey 5-year estimates, 2024 release.
Poverty rate
All persons below federal poverty line
13.1%
Child poverty is below the national average.
Children under 1812.9%
Working age (18–64)13.3%
Seniors (65+)7.4%
Source · American Community Survey 5-year estimates, 2024 release.
Language at home
Population aged 5 and older
87.7%
speak English only
Spanish7.9%
Asian & Pacific Islander2.0%
Other Indo-European2.0%
Other languages0.4%
Source · ACS 5-year estimates, 2024.
Religious adherents
Adherents per capita by tradition
Source · 2020 US Religion Census. Remaining 53.6% of residents not counted as adherents by any reporting body.
With a 2024 presidential margin of R+39.5, this rural Iowa district ranks among the state's most lopsided, reflecting the broad rural realignment that has reshaped Iowa's political map over the past decade.
The district's recent history is a story of close margins. The Democratic margin reached twenty-eight points in 1932; the Republican margin reached sixty-nine points in 1920. Most other elections have been decided by single-digit points.
Its demographics — a population of 41,415, a 84% non-Hispanic-white share, a median household income of $68,081 — situate the district close to national averages on several dimensions.
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.
State House District 55, Iowa. Akashic. https://akashic.app/sld-lower/19055/. Accessed May 20, 2026. License: CC BY 4.0.
License: CC BY 4.0
Frequently asked questions
How did State House District 55, Iowa vote in 2024?
In 2024, State House District 55, Iowa voted Republican by 22.3 points (R+22), carried by the Republican candidate. Out of 20,487 votes cast, 7,785 went Democratic and 12,346 went Republican.
What is State House District 55, Iowa's political archetype?
Akashic classifies State House District 55, Iowa as a "Tossup" district based on its long-arc presidential voting pattern. Across 38 elections in the dataset, the district has voted Democratic 9 times, Republican 24 times, and other 1 times.
When did State House District 55, Iowa last vote Democratic?
The most recent presidential election in which State House District 55, Iowa voted Democratic was 2008.
How many people live in State House District 55, Iowa?
State House District 55, Iowa has a population of 41,415 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in State House District 55, Iowa?
Median household income in State House District 55, Iowa is $68,081 — below the national median of $80,734. The Iowa state median is $75,059.
What is the political history of State House District 55, Iowa?
Akashic tracks 38 presidential elections in State House District 55, Iowa from 1876 to 2024. Of those, 9 went Democratic and 24 went Republican. The district's archetype — "Tossup" — captures the overall trajectory of that voting record.