- Lead
- 6,271
- Total
- 96,890
- vs nation
- R+5.0
Missouri 23rd State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 8,163
- Total
- 97,836
- vs nation
- R+12.8
- Lead
- 17,260
- Total
- 93,146
- vs nation
- R+20.6
- Lead
- 10,989
- Total
- 85,623
- vs nation
- R+16.7
- Lead
- 1,260
- Total
- 87,560
- vs nation
- R+8.7
- Lead
- 7,181
- Total
- 75,048
- vs nation
- R+7.1
- Lead
- 3,623
- Total
- 59,368
- vs nation
- R+6.6
- Lead
- 484
- Total
- 47,920
- vs nation
- R+7.5
Key facts
- 2024 presidential margin
- R+6.5MIT Election Lab
- Population
- 179,4702024 5-year
- Population density
- 831 / sq mi2024 5-year · TIGER/Line
- Land area
- 216 sq miTIGER/Line
- Median household income
- $92,4632024 5-year
- White (non-Hispanic)
- 81.1%2024 5-year
- Black
- 6.1%2024 5-year
- Hispanic / Latino
- 4.5%2024 5-year
- Peak Democratic margin
- D+37.6 in 1932MIT Election Lab
- Peak Republican margin
- R+39.0 in 1984MIT Election Lab
- Most similar
- State Senate District 2, MO · twin score 87.9
presidential history
Party record book
Missouri 23rd 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
67.9%
3,483 votes · D+37.6 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 65.7%
Republican
Ronald Reagan1984
69.5%
20,404 votes · R+39.0 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 67.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Kamala Harris2024
44,493votes
45.9% of the vote · R+6.5 · modeled estimate
Runner-up · Joe Biden, 2020 · 43,841 votes
Republican
Donald Trump2020
52,004votes
53.2% of the vote · R+8.3 · modeled estimate
Runner-up · Donald Trump, 2016 · 51,899 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
Al Smith1928
+23.4pts D vs U.S.
Place D+6.0 · U.S. R+17.5 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1932 · +19.8 pts
Republican
Charles E. Hughes1916
+23.5pts R vs U.S.
Place R+20.3 · U.S. D+3.1 · modeled estimate
Runner-up · William H. Taft, 1912 · +22.5 pts
Current officeholders
State legislative officeholder from OpenStates nightly current-legislator data.
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.
| Year | Vote lead | Democratic | Republican | Total |
|---|---|---|---|---|
| 2018 | R | 41.2%30,098 | 58.8%42,923 | 73,021 |
Missouri 23rd State Senate District sits in the Border South. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 37.6 points in 1932 and a Republican high of 39.0 points in 1984. Between 2020 and 2024 the district moved 1.9 points toward the Democratic candidate; the 2024 margin was 6.5 points.
A population of 179,470, a 81% non-Hispanic-white share, and a median household income of $92,463 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 2 and State Senate District 1.
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.
District research tools
Open the source-auditable district brief for electoral baseline, electorate, current-cycle coverage, geography, official dates, and methodology. Open campaign intelligence report → · Browse all comparisons →
Missouri 23rd State Senate District. Akashic. https://akashic.app/sld-upper/29023/. Accessed May 20, 2026. License: CC BY 4.0.