Wisconsin 9th State Senate 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
Franklin D. Roosevelt1932
71.7%
30,928 votes · D+47.1 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 69.1%
Republican
Warren G. Harding1920
64.9%
17,681 votes · R+51.2 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 59.3%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Barack Obama2008
48,430votes
51.9% of the vote · D+5.4 · modeled estimate
Runner-up · Barack Obama, 2012 · 44,533 votes
Republican
Donald Trump2024
57,676votes
57.1% of the vote · R+15.7 · modeled estimate
Runner-up · Donald Trump, 2020 · 55,688 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
Franklin D. Roosevelt1932
+29.3pts D vs U.S.
Place D+47.1 · U.S. D+17.8 · modeled estimate
Runner-up · George McGovern, 1972 · +25.3 pts
Republican
Warren G. Harding1920
+25.0pts R vs U.S.
Place R+51.2 · U.S. R+26.2 · modeled estimate
Runner-up · Donald Trump, 2020 · +19.6 pts
current representation
Current officeholders
RDevin LeMahieuState Senate · 9
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
R
37.3%36,523
62.7%61,423
97,946
2020
R
35.2%25,071
64.8%46,100
71,171
2018
R
39.5%22,699
60.5%34,713
57,412
In 2024 it voted Republican by R+15.7, against D+5.4 in 2008, having changed party at least once across the five cycles. About 135,000 residents lived here, with White alone at 84.8% in the 2024 ACS 5-year.
Across the recorded series it reached a Democratic high of 47.1 points in 1932 and a Republican high of 51.2 points in 1920. Between 2020 and 2024 the district moved 0.6 points toward the Republican candidate; the 2024 margin was 15.7 points.
A population of 178,886, a 83% non-Hispanic-white share, and a median household income of $70,696 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 19 and State Senate District 1.
Akashic
Political twins — state-senate districts
The state-senate 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.
Wisconsin 9th State Senate District. Akashic. https://akashic.app/sld-upper/55009/. Accessed May 20, 2026. License: CC BY 4.0.
How did Wisconsin 9th State Senate District vote in 2024?
In 2024, Wisconsin 9th State Senate District voted Republican by 15.7 points (R+15.7), carried by the Republican candidate. Out of 101,093 votes cast, 41,838 went Democratic and 57,676 went Republican.
When did Wisconsin 9th State Senate District last vote Democratic?
The most recent presidential election in which Wisconsin 9th State Senate District voted Democratic was 2008.
How many people live in Wisconsin 9th State Senate District?
Wisconsin 9th State Senate District has a population of 178,886 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Wisconsin 9th State Senate District?
Median household income in Wisconsin 9th State Senate District is $70,696 — below the national median of $80,734. The Wisconsin state median is $77,485.
What is the political history of Wisconsin 9th State Senate District?
Akashic tracks 38 presidential elections in Wisconsin 9th State Senate District from 1876 to 2024. Of those, 20 went Democratic and 17 went Republican.