Religious adherence is published only at the county level (U.S. Religion Census). See Johnson County.
American Community Survey 2024 5-year (income, age, poverty, education, language, race, ancestry) · presidential returns from MIT Election Lab through 2024.
Iowa 85th State House District
Akashic
Iowa 85th State House DistrictHarrisD+28.2
20082024
How it voted
Share of the 2024 vote
Kamala Harris ✓Democratic
63.1%
12,344
Donald TrumpRepublican
34.9%
6,822
Robert F. Kennedy Jr.We The People
2.0%
387
D+60R+60
District boundary, filled by its own 2024 D-vs-R margin — precinct detail where available, over the 1 county it's drawn from (shown faint).
The precinct map shows the 2024 presidential vote; the timeline scrubs the district’s overall result across 1892–2024, on its current boundaries.
County-level results (1 county) — table
2024 presidential result by county for Iowa 85th State House District — winner and D-vs-R margin.
County
Winner
Margin
Johnson County, IA
Democratic
D+37.8
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5 presidential elections
Third column names the leading third-party or independent finisher. Source · MIT Election Lab · ICPSR · VEST (precinct-level 2024).
Year
Won
Democratic
Republican
Other
Margin
Total
D
63.1%Harris12,344
34.9%Trump6,822
2.0%Kennedy387
+28.2%
19,553
D
64.5%Biden12,049
33.4%Trump6,244
2.1%Jorgensen387
+31.1%
18,680
D
58.9%Clinton9,622
33.0%Trump5,383
8.1%Johnson1,328
+26.0%
16,333
D
63.7%Obama9,823
36.3%Romney5,604
0.0%
+27.3%
15,427
D
65.7%Obama8,838
32.6%McCain4,390
1.7%Nader223
+33.1%
13,451
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presidential history
Presidential margin, 2008–2024
Democratic minus Republican, by election
Presidential margin over time
Year
Margin (D minus R)
2008
+33.1%
2012
+27.3%
2016
+26.0%
2020
+31.1%
2024
+28.2%
DemocraticRepublican
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current representation
Current officeholders
DAmy NielsenState House · 85
State legislative officeholder from OpenStates nightly current-legislator data.
With a 41.7-point Republican presidential margin in 2024, this rural Iowa district ranks among the state's most heavily one-sided constituencies, reflecting the sharp partisan realignment that has reshaped small-town and agricultural communities over the past decade.
Across the recorded series it reached a Democratic high of 33.1 points in 2008. Between 2020 and 2024 the district moved 2.8 points toward the Republican candidate; the 2024 margin was 28.2 points.
A population of 32,115, a 84% non-Hispanic-white share, and a median household income of $106,345 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 90 and State House District 86.
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Political twins — state-house districts
The state-house districts whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Twin score (0–100) = weighted cosine between tier-standardized fingerprints: presidential margins 2000–2024 with 12-yr trend and elasticity, ACS income, age, education, population and race, top reported ancestries, and religious adherence — chips name the closest-shared dimensions and the widest gap. Re-weight the groups in the twins explorer.
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.
Iowa 85th State House District. Akashic. https://akashic.app/sld-lower/19085/. Accessed May 20, 2026. License: CC BY 4.0.
How did Iowa 85th State House District vote in 2024?
In 2024, Iowa 85th State House District voted Democratic by 28.2 points (D+28.2), carried by the Democratic candidate. Out of 19,553 votes cast, 12,344 went Democratic and 6,822 went Republican.
How many people live in Iowa 85th State House District?
Iowa 85th State House District has a population of 32,115 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Iowa 85th State House District?
Median household income in Iowa 85th State House District is $106,345 — above the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Iowa 85th State House District?
Akashic tracks 5 presidential elections in Iowa 85th State House District from 2008 to 2024. Of those, 5 went Democratic and 0 went Republican.
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