- Lead
- 6,753
- Total
- 164,486
- vs nation
- R+2.6
New York 9th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 17,524
- Total
- 167,394
- vs nation
- D+6.0
- Lead
- 11,890
- Total
- 147,633
- vs nation
- D+6.0
- Lead
- 12,363
- Total
- 129,530
- vs nation
- D+5.7
- Lead
- 14,846
- Total
- 145,211
- vs nation
- D+3.0
- Lead
- 10,583
- Total
- 140,859
- vs nation
- D+10.0
- Lead
- 28,729
- Total
- 134,984
- vs nation
- D+20.8
- Lead
- 26,524
- Total
- 124,487
- vs nation
- D+12.8
Key facts
- 2024 presidential margin
- R+4.1MIT Election Lab
- Population
- 325,3102024 5-year
- Population density
- 7,727 / sq mi2024 5-year · TIGER/Line
- Land area
- 42.1 sq miTIGER/Line
- Median household income
- $138,6942024 5-year
- White (non-Hispanic)
- 54.3%2024 5-year
- Black
- 13.9%2024 5-year
- Hispanic / Latino
- 18.0%2024 5-year
- Peak Democratic margin
- D+23.0 in 1964MIT Election Lab
- Peak Republican margin
- R+55.2 in 1920MIT Election Lab
- Most similar
- State Senate District 38, NJ · twin score 95.0
presidential history
Party record book
New York 9th State Senate District · the strongest Democratic and Republican presidential performances recorded here, measured three ways.
1900–2020 · 31 presidential cycles
Highest vote share
Largest share of the presidential candidate vote cast here.
Democratic
Lyndon B. Johnson1964
61.4%
88,841 votes · D+23.0 · modeled estimate
Runner-up · Al Gore, 2000 · 58.8%
Republican
Warren G. Harding1920
75.6%
7,411 votes · R+55.2 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 69.2%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
91,395votes
54.6% of the vote · D+10.5 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 88,841 votes
Republican
Richard Nixon1972
98,045votes
62.4% of the vote · R+25.0 · modeled estimate
Runner-up · Ronald Reagan, 1984 · 87,609 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 Gore2000
+20.8pts D vs U.S.
Place D+21.3 · U.S. D+0.5 · modeled estimate
Runner-up · Bill Clinton, 1996 · +12.8 pts
Republican
Thomas E. Dewey1948
+46.8pts R vs U.S.
Place R+42.3 · U.S. D+4.5 · modeled estimate
Runner-up · Thomas E. Dewey, 1944 · +43.8 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 | 51.2%79,083 | 48.8%75,245 | 154,328 |
Anchored in the Southern Tier, this district posted an R+4.1 presidential margin in 2024, making it a consistent outlier in a state that trends heavily Democratic at the statewide level.
Across the recorded series it reached a Democratic high of 23.0 points in 1964 and a Republican high of 55.2 points in 1920. Between 2020 and 2024 the district moved 14.6 points toward the Republican candidate; the 2024 margin was 4.1 points.
A population of 325,310, a 54% non-Hispanic-white share, and a median household income of $138,694 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 38 and State Senate District 5.
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 →
New York 9th State Senate District. Akashic. https://akashic.app/sld-upper/36009/. Accessed May 20, 2026. License: CC BY 4.0.