- Lead
- 2,349
- Total
- 6,550
- vs nation
- D+37.3
Kansas 31st State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 3,121
- Total
- 7,601
- vs nation
- D+36.6
- Lead
- 2,268
- Total
- 6,303
- vs nation
- D+33.9
- Lead
- 2,849
- Total
- 6,447
- vs nation
- D+40.3
- Lead
- 3,524
- Total
- 7,272
- vs nation
- D+41.2
- Lead
- 2,656
- Total
- 6,722
- vs nation
- D+42.0
- Lead
- 2,767
- Total
- 6,196
- vs nation
- D+44.1
- Lead
- 2,626
- Total
- 6,390
- vs nation
- D+32.6
Key facts
- 2024 presidential margin
- D+35.9MIT Election Lab
- Population
- 23,9242024 5-year
- Population density
- 2,815 / sq mi2024 5-year · TIGER/Line
- Land area
- 8.5 sq miTIGER/Line
- Median household income
- $55,7102024 5-year
- White (non-Hispanic)
- 42.2%2024 5-year
- Black
- 11.5%2024 5-year
- Hispanic / Latino
- 38.7%2024 5-year
- Peak Democratic margin
- D+48.5 in 2008MIT Election Lab
- Peak Republican margin
- R+43.3 in 1892MIT Election Lab
- Most similar
- State House District 32, KS · twin score 94.9
presidential history
Party record book
Kansas 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
Barack Obama2008
73.3%
5,331 votes · D+48.5 · modeled estimate
Runner-up · Barack Obama, 2012 · 71.1%
Republican
Herbert Hoover1928
61.4%
3,622 votes · R+23.3 · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · 60.5%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Lyndon B. Johnson1964
5,795votes
70.3% of the vote · D+42.5 · modeled estimate
Runner-up · John F. Kennedy, 1960 · 5,518 votes
Republican
Richard Nixon1960
3,857votes
40.8% of the vote · D+17.5 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 3,854 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
+48.9pts D vs U.S.
Place D+41.2 · U.S. R+7.7 · modeled estimate
Runner-up · Al Gore, 2000 · +44.1 pts
Republican
Benjamin Harrison1892
+45.0pts R vs U.S.
Place R+43.3 · U.S. D+1.7 · a third-party candidate carried the Place · modeled estimate
Runner-up · Theodore Roosevelt, 1904 · +10.3 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 | D | 65.9%4,343 | 34.1%2,252 | 6,595 |
| 2020 | D | 69.1%5,359 | 30.9%2,396 | 7,755 |
Kansas 31st State House District sits in the Great Plains. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 48.5 points in 2008 and a Republican high of 43.3 points in 1892. Between 2020 and 2024 the district moved 5.2 points toward the Republican candidate; the 2024 margin was 35.9 points.
A population of 23,924, a 42% non-Hispanic-white share, and a median household income of $55,710 describe the district. The district's voting pattern over the last decade is most similar to that of State House District 32 and State House District 37.
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.
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 31st State House District. Akashic. https://akashic.app/sld-lower/20031/. Accessed May 20, 2026. License: CC BY 4.0.