Missouri 8th 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. Roosevelt1936
56.5%
41,863 votes · D+13.4 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 49.7%
Republican
Richard Nixon1972
74.4%
52,543 votes · R+48.8 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 72.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
47,000votes
47.1% of the vote · R+5.3 · modeled estimate
Runner-up · Joe Biden, 2020 · 44,553 votes
Republican
Dwight D. Eisenhower1952
53,902votes
66.5% of the vote · R+33.2 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 53,558 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
Woodrow Wilson1912
+4.3pts D vs U.S.
Place D+23.8 · U.S. D+19.5 · a third-party candidate carried the Place · modeled estimate
Runner-up · Kamala Harris, 2024 · −3.9 pts
Republican
Thomas E. Dewey1944
+34.4pts R vs U.S.
Place R+26.9 · U.S. D+7.5 · modeled estimate
Runner-up · Wendell Willkie, 1940 · +31.0 pts
current representation
Current officeholders
RMike CierpiotState Senate · 8
State legislative officeholder from OpenStates nightly current-legislator data.
Missouri 8th State Senate District sits in the Border South. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 23.8 points in 1912 and a Republican high of 48.8 points in 1972. Between 2020 and 2024 the district moved 2.2 points toward the Democratic candidate; the 2024 margin was 5.3 points.
A population of 178,160, a 78% non-Hispanic-white share, and a median household income of $98,018 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 36 and State Senate District 34.
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.
Missouri 8th State Senate District. Akashic. https://akashic.app/sld-upper/29008/. Accessed May 20, 2026. License: CC BY 4.0.
How did Missouri 8th State Senate District vote in 2024?
In 2024, Missouri 8th State Senate District voted Republican by 5.3 points (R+5.3), carried by the Republican candidate. Out of 99,820 votes cast, 47,000 went Democratic and 52,335 went Republican.
When did Missouri 8th State Senate District last vote Democratic?
The most recent presidential election in which Missouri 8th State Senate District voted Democratic was 1936.
How many people live in Missouri 8th State Senate District?
Missouri 8th State Senate District has a population of 178,160 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Missouri 8th State Senate District?
Median household income in Missouri 8th State Senate District is $98,018 — above the national median of $80,734. The Missouri state median is $70,702.
What is the political history of Missouri 8th State Senate District?
Akashic tracks 38 presidential elections in Missouri 8th State Senate District from 1876 to 2024. Of those, 1 went Democratic and 36 went Republican.