- Lead
- 1,721
- Total
- 38,336
- vs nation
- R+3.0
Kansas 20th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 1,625
- Total
- 39,765
- vs nation
- R+8.5
- Lead
- 3,647
- Total
- 35,431
- vs nation
- R+12.4
- Lead
- 3,072
- Total
- 35,348
- vs nation
- R+12.5
- Lead
- 2,910
- Total
- 38,909
- vs nation
- R+14.8
- Lead
- 6,205
- Total
- 37,853
- vs nation
- R+13.9
- Lead
- 2,759
- Total
- 34,522
- vs nation
- R+8.5
- Lead
- 2,942
- Total
- 34,938
- vs nation
- R+16.9
Key facts
- 2024 presidential margin
- R+4.5MIT Election Lab
- Population
- 73,2772024 5-year
- Population density
- 76 / sq mi2024 5-year · TIGER/Line
- Land area
- 965 sq miTIGER/Line
- Median household income
- $77,3782024 5-year
- White (non-Hispanic)
- 78.0%2024 5-year
- Black
- 5.5%2024 5-year
- Hispanic / Latino
- 7.8%2024 5-year
- Peak Democratic margin
- D+9.7 in 1912MIT Election Lab
- Peak Republican margin
- R+57.0 in 1892MIT Election Lab
- Most similar
- State Senate District 3, KS · twin score 80.4
presidential history
Party record book
Kansas 20th 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
Lyndon B. Johnson1964
50.6%
13,555 votes · D+1.9 · modeled estimate
Runner-up · Franklin D. Roosevelt, 1936 · 49.9%
Republican
Herbert Hoover1928
76.3%
13,871 votes · R+53.3 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 72.8%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
18,492votes
46.5% of the vote · R+4.1 · modeled estimate
Runner-up · Kamala Harris, 2024 · 17,944 votes
Republican
George W. Bush2004
21,747votes
57.5% of the vote · R+16.4 · modeled estimate
Runner-up · Richard Nixon, 1972 · 21,506 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
+0.4pts D vs U.S.
Place R+7.4 · U.S. R+7.7 · modeled estimate
Runner-up · Kamala Harris, 2024 · −3.0 pts
Republican
Benjamin Harrison1892
+58.6pts R vs U.S.
Place R+57.0 · U.S. D+1.7 · modeled estimate
Runner-up · Herbert Hoover, 1928 · +35.9 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 |
|---|---|---|---|---|
| 2024 | R | 47.4%15,089 | 52.6%16,735 | 31,824 |
| 2020 | R | 49.7%17,191 | 50.3%17,413 | 34,604 |
Kansas 20th State Senate District sits in the Great Plains. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 9.7 points in 1912 and a Republican high of 57.0 points in 1892. The 2024 margin was 4.5 points.
A population of 73,277, a 78% non-Hispanic-white share, and a median household income of $77,378 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 3 and State Senate District 7.
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 →
Kansas 20th State Senate District. Akashic. https://akashic.app/sld-upper/20020/. Accessed May 20, 2026. License: CC BY 4.0.