Iowa 45th State House District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1892–2024 (partial returns from 1876) · 38 presidential cycles · 38 with a vote-share denominator · 34 with a national benchmark
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
47.1%
3,304 votes · R+5.5 · modeled estimate
Runner-up · Michael Dukakis, 1988 · 39.4%
Republican
Theodore Roosevelt1904
86.5%
1,376 votes · R+80.9 · modeled estimate
Runner-up · William McKinley, 1900 · 84.1%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
8,054votes
37.4% of the vote · R+23.7 · modeled estimate
Runner-up · Joe Biden, 2020 · 7,228 votes
Republican
Donald Trump2024
13,162votes
61.1% of the vote · R+23.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 11,389 votes
Best relative to the U.S.
This Place’s margin against the national margin in the same election — positive when it leaned toward the party more than the country did.
Democratic
Michael Dukakis1988
−13.1pts D vs U.S.
Place R+20.9 · U.S. R+7.7 · modeled estimate
Runner-up · Walter Mondale, 1984 · −17.0 pts
Republican
William McKinley1900
+63.2pts R vs U.S.
Place R+70.8 · U.S. R+7.5 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · +61.2 pts
current representation
Current officeholders
RBrian LohseState House · 45
State legislative officeholder from OpenStates nightly current-legislator data.
U.S. House elections · 3 House
Senate and governor results are in the Office selector at the top of this page.
U.S. House
Each row is a county-allocated estimate of U.S. House votes for this district — county returns apportioned onto its boundary, not precinct-counted. “Vote lead” is the estimated local lead here, not necessarily the winner of the full contest.
Source · Akashic county-allocated estimate from certified county returns, House; not precinct-counted.
Year
Vote lead
Democratic
Republican
Total
2024
D
55.6%8,733
44.4%6,976
15,709
2020
D
58.0%8,899
42.0%6,432
15,331
2018
D
58.4%7,284
41.6%5,180
12,464
Iowa 45th State House District sits in the Corn Belt. In 2024 it voted Republican.
Across the recorded series it reached a Republican high of 80.9 points in 1904. Between 2020 and 2024 the district moved 1.8 points toward the Republican candidate; the 2024 margin was 23.7 points.
A population of 31,630, a 92% non-Hispanic-white share, and a median household income of $129,264 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 22 and State House District 51.
Akashic
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 → · Or open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Iowa 45th State House District. Akashic. https://akashic.app/sld-lower/19045/. Accessed May 20, 2026. License: CC BY 4.0.
How did Iowa 45th State House District vote in 2024?
In 2024, Iowa 45th State House District voted Republican by 23.7 points (R+23.7), carried by the Republican candidate. Out of 21,552 votes cast, 8,054 went Democratic and 13,162 went Republican.
How many people live in Iowa 45th State House District?
Iowa 45th State House District has a population of 31,630 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Iowa 45th State House District?
Median household income in Iowa 45th State House District is $129,264 — above the national median of $80,734. The Iowa state median is $75,059.
What is the political history of Iowa 45th State House District?
Akashic tracks 38 presidential elections in Iowa 45th State House District from 1876 to 2024. Of those, 0 went Democratic and 37 went Republican.