Missouri 31st 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
Franklin D. Roosevelt1936
54.5%
8,572 votes · D+9.6 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 47.8%
Republican
Richard Nixon1972
75.9%
11,618 votes · R+51.7 · modeled estimate
Runner-up · Herbert Hoover, 1928 · 74.4%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
8,990votes
45.6% of the vote · R+8.5 · modeled estimate
Runner-up · Joe Biden, 2020 · 8,770 votes
Republican
Dwight D. Eisenhower1952
11,920votes
68.2% of the vote · R+36.6 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 11,836 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
+1.9pts D vs U.S.
Place D+21.4 · U.S. D+19.5 · a third-party candidate carried the Place · modeled estimate
Runner-up · Kamala Harris, 2024 · −7.0 pts
Republican
Thomas E. Dewey1944
+38.0pts R vs U.S.
Place R+30.5 · U.S. D+7.5 · modeled estimate
Runner-up · Wendell Willkie, 1940 · +34.7 pts
current representation
Current officeholders
RRon FowlerState House · 31
State legislative officeholder from OpenStates nightly current-legislator data.
Missouri 31st State House District sits in the Border South. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 21.4 points in 1912 and a Republican high of 51.7 points in 1972. Between 2020 and 2024 the district moved 2.7 points toward the Democratic candidate; the 2024 margin was 8.5 points.
A population of 38,739, a 77% non-Hispanic-white share, and a median household income of $90,504 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 33 and State House District 84.
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.
Missouri 31st State House District. Akashic. https://akashic.app/sld-lower/29031/. Accessed May 20, 2026. License: CC BY 4.0.
How did Missouri 31st State House District vote in 2024?
In 2024, Missouri 31st State House District voted Republican by 8.5 points (R+8.5), carried by the Republican candidate. Out of 19,735 votes cast, 8,990 went Democratic and 10,660 went Republican.
When did Missouri 31st State House District last vote Democratic?
The most recent presidential election in which Missouri 31st State House District voted Democratic was 1936.
How many people live in Missouri 31st State House District?
Missouri 31st State House District has a population of 38,739 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Missouri 31st State House District?
Median household income in Missouri 31st State House District is $90,504 — above the national median of $80,734. The Missouri state median is $70,702.
What is the political history of Missouri 31st State House District?
Akashic tracks 38 presidential elections in Missouri 31st State House District from 1876 to 2024. Of those, 1 went Democratic and 36 went Republican.