Presidential elections · 2000–2024
Middlesex County, NJ — Presidential Election Results (2000–2024)
In 2024, Middlesex County, New Jersey voted for Kamala D. Harris (Democratic) by D+8.0 — 191,802 Democratic to 162,459 Republican of 365,187 votes cast. From 2020 to 2024 it shifted 14.1 points toward Republicans. That makes it 2.1 points more Democratic than New Jersey overall (D+5.9).
Data: MIT Election Data & Science Lab, Harvard Dataverse.
Margin by election, 2000–2024
Democratic minus Republican, in points of all votes cast — blue bars Democratic, red Republican.
Every election in Middlesex County
| Year | Democratic | Republican | Other | Dem share | Rep share | Margin |
|---|---|---|---|---|---|---|
| 2024 | 191,802 | 162,459 | 10,926 | 52.5% | 44.5% | D+8.0 |
| 2020 | 226,250 | 143,467 | 4,645 | 60.4% | 38.3% | D+22.1 |
| 2016 | 193,044 | 122,953 | 10,105 | 59.2% | 37.7% | D+21.5 |
| 2012 | 190,555 | 107,310 | 3,450 | 63.2% | 35.6% | D+27.6 |
| 2008 | 193,812 | 123,695 | 872 | 60.9% | 38.9% | D+22.0 |
| 2004 | 166,628 | 126,492 | 2,685 | 56.3% | 42.8% | D+13.6 |
| 2000 | 154,998 | 93,545 | 10,306 | 59.9% | 36.1% | D+23.7 |
Middlesex County presidential elections — FAQ
Who carried Middlesex County in the 2024 presidential election?+
Kamala D. Harris (Democratic) carried Middlesex County, New Jersey in 2024 by D+8.0, with 365,187 votes cast. Data: MIT Election Data & Science Lab.
How did Middlesex County shift between 2020 and 2024?+
Middlesex County shifted 14.1 points toward Republicans between 2020 (D+22.1) and 2024 (D+8.0).
Is Middlesex County more Democratic or Republican than New Jersey overall?+
In 2024, Middlesex County went D+8.0 while New Jersey overall went D+5.9 — 2.1 points more Democratic than the state.
Where does this election data come from?+
County-level presidential returns (2000–2024) come from the MIT Election Data and Science Lab (MEDSL), published on the Harvard Dataverse. pumsdata is an independent product that makes the data easy to map and compare, and is not affiliated with MEDSL or Harvard.