New Jersey 2020 Presidential Election Results by County
In 2020, the Democratic candidate won 14 of New Jersey's 21 counties.
| County | Winner | Party | Votes | Vote Share | Margin | Total Votes Cast |
|---|---|---|---|---|---|---|
| Atlantic | Joseph R Biden Jr | Democratic | 73,808 | 52.7% | 6.7 pts | 140,031 |
| Bergen | Joseph R Biden Jr | Democratic | 285,967 | 57.7% | 16.4 pts | 495,849 |
| Burlington | Joseph R Biden Jr | Democratic | 154,595 | 59.1% | 19.6 pts | 261,497 |
| Camden | Joseph R Biden Jr | Democratic | 175,065 | 66.2% | 33.6 pts | 264,616 |
| Cape May | Donald J Trump | Republican | 33,158 | 57.5% | 16.0 pts | 57,714 |
| Cumberland | Joseph R Biden Jr | Democratic | 32,742 | 52.5% | 6.1 pts | 62,408 |
| Essex | Joseph R Biden Jr | Democratic | 266,820 | 77.3% | 55.4 pts | 345,311 |
| Gloucester | Joseph R Biden Jr | Democratic | 86,702 | 50.2% | 1.9 pts | 172,654 |
| Hudson | Joseph R Biden Jr | Democratic | 181,452 | 72.6% | 46.3 pts | 249,850 |
| Hunterdon | Donald J Trump | Republican | 43,153 | 51.2% | 4.4 pts | 84,242 |
| Mercer | Joseph R Biden Jr | Democratic | 122,532 | 69.4% | 40.1 pts | 176,604 |
| Middlesex | Joseph R Biden Jr | Democratic | 226,250 | 60.4% | 22.1 pts | 374,362 |
| Monmouth | Donald J Trump | Republican | 191,808 | 50.7% | 2.8 pts | 378,151 |
| Morris | Joseph R Biden Jr | Democratic | 153,881 | 51.4% | 4.3 pts | 299,322 |
| Ocean | Donald J Trump | Republican | 217,740 | 63.8% | 28.8 pts | 341,516 |
| Passaic | Joseph R Biden Jr | Democratic | 129,097 | 57.7% | 16.6 pts | 223,707 |
| Salem | Donald J Trump | Republican | 18,827 | 55.5% | 12.8 pts | 33,922 |
| Somerset | Joseph R Biden Jr | Democratic | 111,173 | 59.8% | 21.1 pts | 185,859 |
| Sussex | Donald J Trump | Republican | 51,698 | 58.8% | 19.6 pts | 87,960 |
| Union | Joseph R Biden Jr | Democratic | 170,245 | 67.3% | 35.7 pts | 252,991 |
| Warren | Donald J Trump | Republican | 34,769 | 57.2% | 16.2 pts | 60,787 |
Other Cycles
Frequently Asked Questions
Which party won the most counties in New Jersey in 2020?
The Democratic candidate won 14 of New Jersey's 21 counties in 2020, with 7 counties going to the other major party.
Which New Jersey county had the closest presidential result in 2020?
Gloucester had the closest margin in New Jersey in 2020, with Joseph R Biden Jr (Democratic) winning by 1.9 points out of 172,654 total votes cast.
Which New Jersey county had the widest presidential margin in 2020?
Essex had the widest margin in New Jersey in 2020, with Joseph R Biden Jr (Democratic) winning by 55.4 points.
How many counties are included in New Jersey's 2020 presidential results?
This page covers 21 counties in New Jersey for the 2020 presidential election, based on MEDSL/EveryElectionResult.com county-level returns.