- Lead
- 35,492
- Total
- 113,722
- vs nation
- D+32.7
New Jersey 27th State Senate District
President margin by year
Place winner margin
President results by year
Modeled candidate-vote estimate on current district boundaries
- Lead
- 52,220
- Total
- 124,525
- vs nation
- D+37.5
- Lead
- 42,505
- Total
- 107,247
- vs nation
- D+37.5
- Lead
- 42,680
- Total
- 102,535
- vs nation
- D+37.8
- Lead
- 38,642
- Total
- 106,819
- vs nation
- D+28.9
- Lead
- 24,423
- Total
- 98,358
- vs nation
- D+27.3
- Lead
- 26,754
- Total
- 88,740
- vs nation
- D+29.6
- Lead
- 25,635
- Total
- 87,490
- vs nation
- D+20.8
Key facts
- 2024 presidential margin
- D+31.2MIT Election Lab
- Population
- 239,3992024 5-year
- Population density
- 4,252 / sq mi2024 5-year · TIGER/Line
- Land area
- 56.3 sq miTIGER/Line
- Median household income
- $134,3252024 5-year
- White (non-Hispanic)
- 48.8%2024 5-year
- Black
- 12.1%2024 5-year
- Hispanic / Latino
- 22.2%2024 5-year
- Peak Democratic margin
- D+41.9 in 2020MIT Election Lab
- Peak Republican margin
- R+53.9 in 1920MIT Election Lab
- Most similar
- State Senate District 15, NJ · twin score 88.6
presidential history
Party record book
New Jersey 27th 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
Joe Biden2020
70.4%
87,686 votes · D+41.9 · modeled estimate
Runner-up · Barack Obama, 2012 · 70.3%
Republican
Warren G. Harding1920
74.4%
40,112 votes · R+53.9 · modeled estimate
Runner-up · Calvin Coolidge, 1924 · 68.0%
Most votes
Largest number of votes cast for the party’s presidential nominee here.
Democratic
Joe Biden2020
87,686votes
70.4% of the vote · D+41.9 · modeled estimate
Runner-up · Lyndon B. Johnson, 1964 · 80,273 votes
Republican
Dwight D. Eisenhower1956
83,644votes
64.8% of the vote · R+31.7 · modeled estimate
Runner-up · Dwight D. Eisenhower, 1952 · 77,297 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
Barack Obama2012
+37.8pts D vs U.S.
Place D+41.6 · U.S. D+3.9 · modeled estimate
Runner-up · Hillary Clinton, 2016 · +37.5 pts
Republican
William McKinley1896
+32.9pts R vs U.S.
Place R+39.0 · U.S. R+6.1 · modeled estimate
Runner-up · Charles E. Hughes, 1916 · +32.2 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 |
|---|---|---|---|---|
| 2020 | D | 73.7%56,832 | 26.3%20,241 | 77,073 |
| 2018 | D | 75.5%37,843 | 24.5%12,285 | 50,128 |
New Jersey 27th State Senate District sits in the Mid-Atlantic. In 2024 it voted Democratic.
Across the recorded series it reached a Democratic high of 41.9 points in 2020 and a Republican high of 53.9 points in 1920. Between 2020 and 2024 the district moved 10.7 points toward the Republican candidate; the 2024 margin was 31.2 points.
A population of 239,399, a 49% non-Hispanic-white share, and a median household income of $134,325 describe the district. The district's voting pattern over the last decade is most similar to that of State Senate District 15 and State Senate District 26.
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 27th State Senate District. Akashic. https://akashic.app/sld-upper/34027/. Accessed May 20, 2026. License: CC BY 4.0.