Union, New Jersey — Presidential Election Results
Union, New Jersey has voted Democratic in 7 of the last 7 presidential elections on record (2000–2024). In 2024, it was 18.6 pts more Dem. than New Jersey overall.
Jump to year: 2000 · 2004 · 2008 · 2012 · 2016 · 2020 · 2024
Full Election History, 2000–2024
| Year | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast | Swing | Vs. New Jersey |
|---|---|---|---|---|---|---|---|---|
| 2000 | Al Gore | Democratic | 112,003 | 60.1% | 23.3 pts (43,449 votes) | 186,373 | — | 7.6 pts more Dem. |
| 2004 | John Kerry | Democratic | 119,372 | 58.7% | 18.1 pts (36,855 votes) | 203,387 | -5.8 pts | 11.5 pts more Dem. |
| 2008 | Barack Obama | Democratic | 141,417 | 64.1% | 28.4 pts (62,649 votes) | 220,650 | +10.2 pts | 12.7 pts more Dem. |
| 2012 | Barack Obama | Democratic | 139,752 | 66.6% | 34.0 pts (71,438 votes) | 209,831 | +5.9 pts | 16.4 pts more Dem. |
| 2016 | Hillary Clinton | Democratic | 147,414 | 66.4% | 35.7 pts (79,300 votes) | 221,975 | +2.5 pts | 22.2 pts more Dem. |
| 2020 | Joseph R Biden Jr | Democratic | 170,245 | 67.3% | 35.7 pts (90,243 votes) | 252,991 | -0.7 pts | 19.9 pts more Dem. |
| 2024 | Kamala D Harris | Democratic | 147,327 | 61.2% | 24.2 pts (58,264 votes) | 240,632 | -11.4 pts | 18.6 pts more Dem. |
Population Context
Total Census Bureau population estimate for the county that year, and recorded votes as a share of that total population. This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
| Year | County Population | Votes Cast (% of Population) |
|---|---|---|
| 2000 | 523,124 | 35.6% of population |
| 2004 | 526,916 | 38.6% of population |
| 2008 | 527,528 | 41.8% of population |
| 2012 | 542,970 | 38.6% of population |
| 2016 | 552,781 | 40.2% of population |
| 2020 | 573,680 | 44.1% of population |
| 2024 | 594,160 | 40.5% of population |
Trend
Between 2000 and 2024, the two-party presidential margin in Union shifted 0.6 points toward the Democratic candidate, based on recorded county returns. This reflects the vote totals in this dataset only; no claim is made here about the causes of that shift.
Margin Over Time
Democratic candidate's margin (percentage points, two-party vote share). Positive values favor the Democratic candidate; negative values favor the Republican candidate.
Bellwether Status
Union has matched the national popular winner in 3 of the last 7 presidential elections (43%), and New Jersey's own statewide winner in 7 of 7 (100%). Compare every county on the bellwether counties page.
Related Pages
Other New Jersey Counties
Frequently Asked Questions
How has Union voted in presidential elections since 2000?
Since 2000, Union has voted Democratic in 7 of 7 recorded presidential elections and Republican in 0 of 7, based on county-level returns through 2024.
What was the closest presidential election in Union?
Union's closest recorded margin was in 2004, when John Kerry (Democratic) won by 18.3 points (36,855 votes) out of 203,387 total votes cast.
Has Union ever flipped between parties?
Not in the 2000-2024 record on this page -- Union has voted for the same party in every recorded presidential election in that span.
What is the largest presidential election margin recorded in Union?
The widest margin on record for Union was in 2016, when Hillary Clinton (Democratic) won by 36.8 points.
How many votes were cast in Union relative to its population?
In 2024, 240,632 votes were recorded in Union against a total population of 594,160 (40.5% of the total population). This is a population-based figure, not a turnout rate against eligible or registered voters, which this site does not calculate.
Is Union a presidential bellwether county?
Union has matched the national popular winner in 3 of the last 7 presidential elections (43%), and New Jersey's own statewide winner in 7 of 7 (100%).