- Lead
- 42,679
- Total
- 145,307
- vs nation
- R+27.9
New Jersey 9th State House District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 36,559
- Total
- 146,642
- vs nation
- R+29.4
- Lead
- 38,620
- Total
- 118,817
- vs nation
- R+34.6
- Lead
- 18,139
- Total
- 108,049
- vs nation
- R+20.6
- Lead
- 20,768
- Total
- 118,018
- vs nation
- R+24.9
- Lead
- 22,462
- Total
- 110,172
- vs nation
- R+17.9
- Lead
- 827
- Total
- 93,372
- vs nation
- R+1.4
- Lead
- 5,570
- Total
- 87,444
- vs nation
- R+2.2
Key facts
- 2024 presidential margin
- R+29.4MIT Election Lab
- Population
- 230,4672024 5-year
- Population density
- 592 / sq mi2024 5-year · TIGER/Line
- Land area
- 389 sq miTIGER/Line
- Median household income
- $82,9052024 5-year
- White (non-Hispanic)
- 84.6%2024 5-year
- Black
- 2.4%2024 5-year
- Hispanic / Latino
- 8.2%2024 5-year
- Peak Democratic margin
- D+25.1 in 1912MIT Election Lab
- Peak Republican margin
- R+52.1 in 1924MIT Election Lab
- Most similar
- Assembly District 10, NJ · twin score 92.1
presidential history
Party record book
New Jersey 9th 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
Lyndon B. Johnson1964
58.7%
16,100 votes · D+18.3 · modeled estimate
Runner-up · Al Gore, 2000 · 47.6%
Republican
Warren G. Harding1920
75.1%
2,784 votes · R+51.5 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · 74.9%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
53,957votes
36.8% of the vote · R+24.9 · modeled estimate
Runner-up · Kamala Harris, 2024 · 50,440 votes
Republican
Donald Trump2024
93,119votes
64.1% of the vote · R+29.4 · modeled estimate
Runner-up · Donald Trump, 2020 · 90,516 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
+5.5pts D vs U.S.
Place D+25.1 · U.S. D+19.5 · modeled estimate
Runner-up · Al Gore, 2000 · −1.4 pts
Republican
Thomas E. Dewey1948
+49.5pts R vs U.S.
Place R+45.0 · U.S. D+4.5 · modeled estimate
Runner-up · William McKinley, 1896 · +44.0 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.
Anchored in Ocean County's coastal communities, this district delivered a 29.4-point Republican presidential margin in 2024, making it a consistent outlier in a state that leans Democratic at the statewide level.
Across the recorded series it reached a Democratic high of 25.1 points in 1912 and a Republican high of 52.1 points in 1924. Between 2020 and 2024 the district moved 4.4 points toward the Republican candidate; the 2024 margin was 29.4 points.
A population of 230,467, a 85% non-Hispanic-white share, and a median household income of $82,905 describe the district. The district's voting pattern over the last decade is most similar to that of Assembly District 10 and Assembly District 102.
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 →
New Jersey 9th State House District. Akashic. https://akashic.app/sld-lower/34009/. Accessed May 20, 2026. License: CC BY 4.0.