| Affiliation | Nov 2018 | Change | Nov 2019 | Change | Nov 2020 | Change | Nov 2021 | Change | Mar 2022 | Change | Apr 2022 | Change | Nov 2022 | Change | Jan 2023 | Change | May 2023 | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Dem | 166,087 | 6,461 | 172,548 | 17,286 | 189,834 | 6,094 | 195,928 | 352 | 196,280 | 20,959 | 217,239 | 4,415 | 221,654 | 999 | 222,653 | -769 | 221,884 | 
| Rep | 172,246 | 2,447 | 174,693 | 7,050 | 181,743 | 3,990 | 185,733 | -55 | 185,678 | -28,736 | 156,942 | 2,097 | 159,039 | 297 | 159,336 | -1,504 | 157,832 | 
| Una | 216,207 | -2,263 | 213,944 | 9,221 | 223,165 | -1,020 | 222,145 | 2,587 | 224,732 | -9,756 | 214,976 | 937 | 215,913 | 1,231 | 217,144 | -6,176 | 210,968 | 
| Oth | 3,012 | 1,722 | 4,734 | 441 | 5,175 | 212 | 5,387 | 59 | 5,446 | -303 | 5,143 | 65 | 5,208 | 16 | 5,224 | -140 | 5,084 | 
| Total | 557,552 | 8,367 | 565,919 | 33,998 | 599,917 | 9,276 | 609,193 | 2,943 | 612,136 | -17,836 | 594,300 | 7,514 | 601,814 | 2,543 | 604,357 | -8,589 | 595,768 | 
| Margin | 6,159 | 4,014 | 2,145 | 10,236 | 8,091 | 2,104 | 10,195 | 407 | 10,602 | 49,695 | 60,297 | 2,318 | 62,615 | 702 | 63,317 | 735 | 64,052 | 
| Year | Election | Registered Voters | Ballots Cast | Turnout | Dem Votes | Dem Votes % | Rep Votes | Rep Votes % | Dem Candidate | Rep Candidate | Margin | Margin % | 
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 2022 | US House | 610,156 | 281,707 | 46.17 % | 156,721 | 55.63 % | 101,997 | 36.21 % | Mikie Sherrill | Paul DeGroot | 54,724  | 19.42%  | 
| 2021 | NJ Senate | 574,929 | 253,201 | 44.04 % | 125,128 | 49.42 % | 110,383 | 43.60 % | M Teresa Ruiz | No candidate | 14,745  | 5.82%  | 
| 2021 | Assembly 1 | 574,929 | 253,201 | 44.04 % | 122,777 | 48.49 % | 109,663 | 43.31 % | Shanique Speight | Third Party | 13,114  | 5.18%  | 
| 2021 | Assembly 2 | 574,929 | 253,201 | 44.04 % | 122,274 | 48.29 % | 108,684 | 42.92 % | Eliana Pintor Marin | No candidate | 13,590  | 5.37%  | 
| 2020 | President | 566,807 | 423,033 | 74.63 % | 244,417 | 57.78 % | 166,194 | 39.29 % | Joe Biden | Donald Trump | 78,223  | 18.49%  | 
| 2020 | US Senate | 566,807 | 423,033 | 74.63 % | 235,307 | 55.62 % | 163,488 | 38.65 % | Cory Booker | Rikin Mehta | 71,819  | 16.97%  | 
| 2020 | US House | 640,010 | 472,880 | 73.89 % | 236,729 | 50.06 % | 165,186 | 34.93 % | Albio Sires | Jason Todd Mushnick | 71,543  | 15.13%  | 
| 2019 | Assembly 1 | 533,447 | 144,706 | 27.13 % | 72,904 | 50.38 % | 60,214 | 41.61 % | Eliana Pintor Marin | John Anello | 12,690  | 8.77%  | 
| 2019 | Assembly 2 | 533,447 | 144,706 | 27.13 % | 72,787 | 50.30 % | 58,687 | 40.56 % | Shanique Davis Speight | Jeannette Veras | 14,100  | 9.74%  | 
| 2018 | US Senate | 522,781 | 311,309 | 59.55 % | 162,870 | 52.32 % | 131,183 | 42.14 % | Bob Menendez | Bob Hugin | 31,687  | 10.18%  | 
| 2018 | US House | 588,358 | 348,984 | 59.31 % | 185,772 | 53.23 % | 109,193 | 31.29 % | Albio Sires | John R. Muniz | 76,579  | 21.94%  | 
| 2017 | Governor | 505,748 | 203,242 | 40.19 % | 112,389 | 55.30 % | 84,039 | 41.35 % | Philip Murphy | Kim Guadagno | 28,350  | 13.95%  | 
| 2017 | NJ Senate | 505,748 | 203,242 | 40.19 % | 104,026 | 51.18 % | 72,601 | 35.72 % | M. Teresa Ruiz | Maria E. Lopez | 31,425  | 15.46%  | 
| 2017 | Assembly 1 | 505,748 | 203,242 | 40.19 % | 99,402 | 48.91 % | 76,751 | 37.76 % | Eliana Pintor Marin | Jeannette Veras | 22,651  | 11.15%  | 
| 2017 | Assembly 2 | 505,748 | 203,242 | 40.19 % | 99,718 | 49.06 % | 76,539 | 37.66 % | Shanique Speight | Charles G. Hood | 23,179  | 11.40%  | 
| 2016 | President | 513,492 | 359,432 | 70.00 % | 193,018 | 53.70 % | 147,376 | 41.00 % | Hillary Clinton | Donald Trump | 45,642  | 12.70%  | 
| 2016 | US House | 578,907 | 402,527 | 69.53 % | 142,077 | 35.30 % | 155,344 | 38.59 % | Albio Sires | Agha Khan | 13,267  | 3.29%  | 
| 2015 | Assembly 1 | 472,526 | 87,220 | 18.46 % | 39,156 | 44.89 % | 37,278 | 42.74 % | L.Grace Spencer | NicholasG. Campione | 1,878  | 2.15%  | 
| 2015 | Assembly 2 | 472,526 | 87,220 | 18.46 % | 38,883 | 44.58 % | 37,529 | 43.03 % | Eliana Pintor Marin | Jeannette Veras | 1,354  | 1.55%  | 
| 2014 | US Senate | 473,731 | 170,061 | 35.90 % | 87,697 | 51.57 % | 73,853 | 43.43 % | Cory Booker | Jeff Bell | 13,844  | 8.14%  | 
| 2014 | US House | 531,323 | 190,324 | 35.82 % | 70,757 | 37.18 % | 86,220 | 45.30 % | Albio Sires | Jude Anthony Tiscornia | 15,463  | 8.12%  | 
| 2013 | Governor | 435,279 | 179,773 | 41.30 % | 67,436 | 37.51 % | 106,467 | 59.22 % | Barbara Buono | Chris Christie | 39,031  | 21.71%  | 
| 2012 | President | 476,054 | 328,722 | 69.05 % | 171,184 | 52.08 % | 148,848 | 45.28 % | Barack Obama | Mitt Romney | 22,336  | 6.80%  | 
| 2012 | US Senate | 476,054 | 328,722 | 69.05 % | 131,317 | 39.95 % | 158,482 | 48.21 % | Bob Menendez | Joe Kyrillos | 27,165  | 8.26%  | 
| 2012 | US House | 535,440 | 367,540 | 68.64 % | 133,307 | 36.27 % | 146,872 | 39.96 % | Albio Sires | Maria Karczewski | 13,565  | 3.69%  | 
| County | Registered Voters | Turnout | Dem Votes | Rep Votes | 
|---|---|---|---|---|
| Essex | 283,080 | 122,053 | 74,726 | 28,059 | 
| Morris | 299,758 | 146,362 | 75,820 | 67,334 | 
| Passaic | 27,318 | 13,292 | 6,175 | 6,604 |