- Lead
- 20,698
- Total
- 135,526
- vs nation
- R+13.8
New Jersey 13th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 9,507
- Total
- 141,267
- vs nation
- R+11.2
- Lead
- 16,645
- Total
- 117,056
- vs nation
- R+16.3
- Lead
- 10,540
- Total
- 105,115
- vs nation
- R+13.9
- Lead
- 10,086
- Total
- 115,191
- vs nation
- R+16.0
- Lead
- 16,571
- Total
- 110,221
- vs nation
- R+12.6
- Lead
- 350
- Total
- 95,432
- vs nation
- R+0.9
- Lead
- 3,222
- Total
- 90,621
- vs nation
- R+5.0
Key facts
- 2024 presidential margin
- R+15.3MIT Election Lab
- Population
- 230,0072024 5-year
- Population density
- 1,885 / sq mi2024 5-year · TIGER/Line
- Land area
- 122 sq miTIGER/Line
- Median household income
- $138,3012024 5-year
- White (non-Hispanic)
- 77.4%2024 5-year
- Black
- 2.6%2024 5-year
- Hispanic / Latino
- 8.9%2024 5-year
- Peak Democratic margin
- D+25.5 in 1912MIT Election Lab
- Peak Republican margin
- R+48.5 in 1956MIT Election Lab
- Most similar
- State Senate District 2, NY · twin score 93.9
presidential history
Party record book
New Jersey 13th 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
58.1%
32,921 votes · D+16.5 · modeled estimate
Runner-up · Samuel J. Tilden, 1876 · 55.8%
Republican
Dwight D. Eisenhower1956
74.0%
32,338 votes · R+48.5 · modeled estimate
Runner-up · Warren G. Harding, 1920 · 69.7%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
64,865votes
45.9% of the vote · R+6.7 · modeled estimate
Runner-up · Kamala Harris, 2024 · 56,177 votes
Republican
Donald Trump2024
76,875votes
56.7% of the vote · R+15.3 · modeled estimate
Runner-up · Donald Trump, 2020 · 74,372 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
Alton B. Parker1904
+6.4pts D vs U.S.
Place R+13.2 · U.S. R+19.7 · modeled estimate
Runner-up · Woodrow Wilson, 1912 · +6.0 pts
Republican
Thomas E. Dewey1948
+35.4pts R vs U.S.
Place R+30.9 · U.S. D+4.5 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1956 · +33.1 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.
New Jersey 13th State Senate District sits in the Mid-Atlantic. In 2024 it voted Republican.
Across the recorded series it reached a Democratic high of 25.5 points in 1912 and a Republican high of 48.5 points in 1956. Between 2020 and 2024 the district moved 8.5 points toward the Republican candidate; the 2024 margin was 15.3 points.
A population of 230,007, a 77% non-Hispanic-white share, and a median household income of $138,301 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 8.
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 Jersey 13th State Senate District. Akashic. https://akashic.app/sld-upper/34013/. Accessed May 20, 2026. License: CC BY 4.0.