Mercer County, New Jersey
Precinct data
Results by precinct
243 precincts · 163,246 votes
Precinct boundaries and identifiers are cycle-specific. This table does not join rows across years without a validated crosswalk.
| Precinct -Lawrence Twp 16Lawrence Twp 16 | 1,096 | 485 | 65 | 1,646 | 66.6% | 29.5% | D+37.1 |
|---|---|---|---|---|---|---|---|
| Precinct -West Windsor 4West Windsor 4 | 1,140 | 422 | 35 | 1,597 | 71.4% | 26.4% | D+45.0 |
| Precinct -West Windsor 15West Windsor 15 | 1,015 | 404 | 53 | 1,472 | 69.0% | 27.4% | D+41.5 |
| Precinct -West Windsor 5West Windsor 5 | 1,022 | 301 | 34 | 1,357 | 75.3% | 22.2% | D+53.1 |
| Precinct -Ewing Twp 24Ewing Twp 24 | 959 | 368 | 17 | 1,344 | 71.4% | 27.4% | D+44.0 |
| Precinct -Robbinsville Twp 9Robbinsville Twp 9 | 796 | 469 | 39 | 1,304 | 61.0% | 36.0% | D+25.1 |
| Precinct -Hamilton Twp 31Hamilton Twp 31 | 525 | 759 | 18 | 1,302 | 40.3% | 58.3% | R+18.0 |
| Precinct -Ewing Twp 19Ewing Twp 19 | 796 | 469 | 21 | 1,286 | 61.9% | 36.5% | D+25.4 |
| Precinct -East Windsor 2East Windsor 2 | 700 | 463 | 46 | 1,209 | 57.9% | 38.3% | D+19.6 |
| Precinct -Lawrence Twp 19Lawrence Twp 19 | 884 | 284 | 35 | 1,203 | 73.5% | 23.6% | D+49.9 |
| Precinct -West Windsor 10West Windsor 10 | 904 | 247 | 42 | 1,193 | 75.8% | 20.7% | D+55.1 |
| Precinct -Hamilton Twp 7Hamilton Twp 7 | 899 | 275 | 10 | 1,184 | 75.9% | 23.2% | D+52.7 |
| Precinct -Hamilton Twp 47Hamilton Twp 47 | 602 | 531 | 16 | 1,149 | 52.4% | 46.2% | D+6.2 |
| Precinct -West Windsor 11West Windsor 11 | 754 | 323 | 51 | 1,128 | 66.8% | 28.6% | D+38.2 |
| Precinct -Lawrence Twp 12Lawrence Twp 12 | 743 | 349 | 19 | 1,111 | 66.9% | 31.4% | D+35.5 |
| Precinct -Princeton 11Princeton 11 | 887 | 196 | 26 | 1,109 | 80.0% | 17.7% | D+62.3 |
| Precinct -East Windsor 5East Windsor 5 | 673 | 409 | 23 | 1,105 | 60.9% | 37.0% | D+23.9 |
| Precinct -East Windsor 1East Windsor 1 | 645 | 427 | 14 | 1,086 | 59.4% | 39.3% | D+20.1 |
| Precinct -Hamilton Twp 15Hamilton Twp 15 | 582 | 491 | 13 | 1,086 | 53.6% | 45.2% | D+8.4 |
| Precinct -Hamilton Twp 61Hamilton Twp 61 | 546 | 531 | 8 | 1,085 | 50.3% | 48.9% | D+1.4 |
| Precinct -Princeton 15Princeton 15 | 907 | 154 | 22 | 1,083 | 83.7% | 14.2% | D+69.5 |
| Precinct -Hamilton Twp 52Hamilton Twp 52 | 574 | 463 | 22 | 1,059 | 54.2% | 43.7% | D+10.5 |
| Precinct -East Windsor 4East Windsor 4 | 759 | 265 | 20 | 1,044 | 72.7% | 25.4% | D+47.3 |
| Precinct -West Windsor 13West Windsor 13 | 676 | 314 | 40 | 1,030 | 65.6% | 30.5% | D+35.1 |
| Precinct -Robbinsville Twp 6Robbinsville Twp 6 | 535 | 468 | 25 | 1,028 | 52.0% | 45.5% | D+6.5 |
| Precinct -Robbinsville Twp 8Robbinsville Twp 8 | 562 | 447 | 18 | 1,027 | 54.7% | 43.5% | D+11.2 |
| Precinct -East Windsor 8East Windsor 8 | 634 | 359 | 25 | 1,018 | 62.3% | 35.3% | D+27.0 |
| Precinct -Lawrence Twp 17Lawrence Twp 17 | 727 | 271 | 19 | 1,017 | 71.5% | 26.6% | D+44.8 |
| Precinct -Hamilton Twp 27Hamilton Twp 27 | 469 | 527 | 13 | 1,009 | 46.5% | 52.2% | R+5.7 |
| Precinct -Lawrence Twp 18Lawrence Twp 18 | 642 | 321 | 31 | 994 | 64.6% | 32.3% | D+32.3 |
| Precinct -Robbinsville Twp 7Robbinsville Twp 7 | 568 | 389 | 31 | 988 | 57.5% | 39.4% | D+18.1 |
| Precinct -East Windsor 11East Windsor 11 | 591 | 359 | 22 | 972 | 60.8% | 36.9% | D+23.9 |
| Precinct -Hamilton Twp 60Hamilton Twp 60 | 428 | 532 | 9 | 969 | 44.2% | 54.9% | R+10.7 |
| Precinct -Lawrence Twp 1Lawrence Twp 1 | 719 | 227 | 22 | 968 | 74.3% | 23.5% | D+50.8 |
| Precinct -Ewing Twp 12Ewing Twp 12 | 784 | 166 | 11 | 961 | 81.6% | 17.3% | D+64.3 |
| Precinct -Hamilton Twp 59Hamilton Twp 59 | 465 | 483 | 11 | 959 | 48.5% | 50.4% | R+1.9 |
| Precinct -Ewing Twp 7Ewing Twp 7 | 709 | 226 | 17 | 952 | 74.5% | 23.7% | D+50.7 |
| Precinct -Princeton 13Princeton 13 | 780 | 140 | 26 | 946 | 82.5% | 14.8% | D+67.7 |
| Precinct -Lawrence Twp 15Lawrence Twp 15 | 694 | 220 | 28 | 942 | 73.7% | 23.4% | D+50.3 |
| Precinct -Robbinsville Twp 3Robbinsville Twp 3 | 439 | 453 | 23 | 915 | 48.0% | 49.5% | R+1.5 |
| Precinct -Princeton 1Princeton 1 | 688 | 185 | 37 | 910 | 75.6% | 20.3% | D+55.3 |
| Precinct -Robbinsville Twp 4Robbinsville Twp 4 | 495 | 369 | 40 | 904 | 54.8% | 40.8% | D+13.9 |
| Precinct -East Windsor 6East Windsor 6 | 534 | 344 | 25 | 903 | 59.1% | 38.1% | D+21.0 |
| Precinct -Hamilton Twp 49Hamilton Twp 49 | 364 | 521 | 11 | 896 | 40.6% | 58.1% | R+17.5 |
| Precinct -Lawrence Twp 4Lawrence Twp 4 | 640 | 236 | 20 | 896 | 71.4% | 26.3% | D+45.1 |
| Precinct -Hamilton Twp 56Hamilton Twp 56 | 452 | 419 | 18 | 889 | 50.8% | 47.1% | D+3.7 |
| Precinct -Lawrence Twp 7Lawrence Twp 7 | 633 | 227 | 26 | 886 | 71.4% | 25.6% | D+45.8 |
| Precinct -Robbinsville Twp 1Robbinsville Twp 1 | 481 | 370 | 27 | 878 | 54.8% | 42.1% | D+12.6 |
| Precinct -Hamilton Twp 25Hamilton Twp 25 | 486 | 354 | 29 | 869 | 55.9% | 40.7% | D+15.2 |
| Precinct -Ewing Twp 4Ewing Twp 4 | 628 | 229 | 8 | 865 | 72.6% | 26.5% | D+46.1 |
| Precinct -Lawrence Twp 9Lawrence Twp 9 | 513 | 332 | 18 | 863 | 59.4% | 38.5% | D+21.0 |
| Precinct -Robbinsville Twp 2Robbinsville Twp 2 | 429 | 411 | 22 | 862 | 49.8% | 47.7% | D+2.1 |
| Precinct -West Windsor 3West Windsor 3 | 550 | 269 | 38 | 857 | 64.2% | 31.4% | D+32.8 |
| Precinct -Ewing Twp 21Ewing Twp 21 | 537 | 285 | 32 | 854 | 62.9% | 33.4% | D+29.5 |
| Precinct -Hamilton Twp 23Hamilton Twp 23 | 565 | 274 | 12 | 851 | 66.4% | 32.2% | D+34.2 |
| Precinct -Hamilton Twp 50Hamilton Twp 50 | 448 | 381 | 20 | 849 | 52.8% | 44.9% | D+7.9 |
| Precinct -Ewing Twp 27Ewing Twp 27 | 659 | 167 | 14 | 840 | 78.5% | 19.9% | D+58.6 |
| Precinct -Hamilton Twp 45Hamilton Twp 45 | 337 | 494 | 9 | 840 | 40.1% | 58.8% | R+18.7 |
| Precinct -West Windsor 14West Windsor 14 | 558 | 254 | 28 | 840 | 66.4% | 30.2% | D+36.2 |
| Precinct -Hamilton Twp 9Hamilton Twp 9 | 427 | 400 | 9 | 836 | 51.1% | 47.8% | D+3.2 |
| Precinct -Hamilton Twp 35Hamilton Twp 35 | 412 | 409 | 14 | 835 | 49.3% | 49.0% | D+0.4 |
| Precinct -West Windsor 9West Windsor 9 | 608 | 186 | 34 | 828 | 73.4% | 22.5% | D+51.0 |
| Precinct -Hamilton Twp 10Hamilton Twp 10 | 379 | 434 | 11 | 824 | 46.0% | 52.7% | R+6.7 |
| Precinct -Hamilton Twp 14Hamilton Twp 14 | 401 | 414 | 9 | 824 | 48.7% | 50.2% | R+1.6 |
| Precinct -West Windsor 16West Windsor 16 | 628 | 188 | 3 | 819 | 76.7% | 23.0% | D+53.7 |
| Precinct -Princeton 18Princeton 18 | 704 | 80 | 30 | 814 | 86.5% | 9.8% | D+76.7 |
| Precinct -Hamilton Twp 43Hamilton Twp 43 | 348 | 440 | 16 | 804 | 43.3% | 54.7% | R+11.4 |
| Precinct -Ewing Twp 11Ewing Twp 11 | 503 | 267 | 15 | 785 | 64.1% | 34.0% | D+30.1 |
| Precinct -West Windsor 12West Windsor 12 | 548 | 213 | 24 | 785 | 69.8% | 27.1% | D+42.7 |
| Precinct -Hamilton Twp 12Hamilton Twp 12 | 498 | 270 | 12 | 780 | 63.8% | 34.6% | D+29.2 |
| Precinct -Hamilton Twp 5Hamilton Twp 5 | 508 | 246 | 16 | 770 | 66.0% | 31.9% | D+34.0 |
| Precinct -East Windsor 7East Windsor 7 | 465 | 275 | 24 | 764 | 60.9% | 36.0% | D+24.9 |
| Precinct -Ewing Twp 15Ewing Twp 15 | 606 | 143 | 13 | 762 | 79.5% | 18.8% | D+60.8 |
| Precinct -Lawrence Twp 3Lawrence Twp 3 | 572 | 163 | 23 | 758 | 75.5% | 21.5% | D+54.0 |
| Precinct -Hamilton Twp 53Hamilton Twp 53 | 351 | 375 | 20 | 746 | 47.1% | 50.3% | R+3.2 |
| Precinct -Hamilton Twp 41Hamilton Twp 41 | 442 | 289 | 14 | 745 | 59.3% | 38.8% | D+20.5 |
| Precinct -Hamilton Twp 1Hamilton Twp 1 | 363 | 361 | 11 | 735 | 49.4% | 49.1% | D+0.3 |
| Precinct -Hamilton Twp 64Hamilton Twp 64 | 385 | 338 | 11 | 734 | 52.5% | 46.0% | D+6.4 |
| Precinct -Hamilton Twp 13Hamilton Twp 13 | 520 | 199 | 14 | 733 | 70.9% | 27.1% | D+43.8 |
| Precinct -Hamilton Twp 17Hamilton Twp 17 | 407 | 302 | 17 | 726 | 56.1% | 41.6% | D+14.5 |
| Precinct -Hamilton Twp 54Hamilton Twp 54 | 433 | 274 | 16 | 723 | 59.9% | 37.9% | D+22.0 |
| Precinct -Lawrence Twp 2Lawrence Twp 2 | 419 | 280 | 16 | 715 | 58.6% | 39.2% | D+19.4 |
| Precinct -Princeton 14Princeton 14 | 584 | 113 | 17 | 714 | 81.8% | 15.8% | D+66.0 |
| Precinct -Hamilton Twp 3Hamilton Twp 3 | 275 | 429 | 9 | 713 | 38.6% | 60.2% | R+21.6 |
| Precinct -West Windsor 6West Windsor 6 | 519 | 162 | 30 | 711 | 73.0% | 22.8% | D+50.2 |
| Precinct -Hightstown Boro 1Hightstown Boro 1 | 484 | 212 | 11 | 707 | 68.5% | 30.0% | D+38.5 |
| Precinct -Hamilton Twp 44Hamilton Twp 44 | 310 | 372 | 24 | 706 | 43.9% | 52.7% | R+8.8 |
| Precinct -Hamilton Twp 30Hamilton Twp 30 | 309 | 384 | 10 | 703 | 44.0% | 54.6% | R+10.7 |
| Precinct -West Windsor 1West Windsor 1 | 470 | 209 | 15 | 694 | 67.7% | 30.1% | D+37.6 |
| Precinct -Hamilton Twp 55Hamilton Twp 55 | 337 | 346 | 8 | 691 | 48.8% | 50.1% | R+1.3 |
| Precinct -Princeton 9Princeton 9 | 608 | 59 | 22 | 689 | 88.2% | 8.6% | D+79.7 |
| Precinct -Princeton 3Princeton 3 | 511 | 161 | 12 | 684 | 74.7% | 23.5% | D+51.2 |
| Precinct -Hamilton Twp 18Hamilton Twp 18 | 395 | 278 | 10 | 683 | 57.8% | 40.7% | D+17.1 |
| Precinct -Hamilton Twp 6Hamilton Twp 6 | 352 | 315 | 16 | 683 | 51.5% | 46.1% | D+5.4 |
| Precinct -Robbinsville Twp 5Robbinsville Twp 5 | 369 | 292 | 17 | 678 | 54.4% | 43.1% | D+11.4 |
| Precinct -Hamilton Twp 57Hamilton Twp 57 | 308 | 361 | 8 | 677 | 45.5% | 53.3% | R+7.8 |
| Precinct -Hopewell Twp 2Hopewell Twp 2 | 410 | 241 | 24 | 675 | 60.7% | 35.7% | D+25.0 |
| Precinct -Pennington Boro 1Pennington Boro 1 | 506 | 158 | 9 | 673 | 75.2% | 23.5% | D+51.7 |
| Precinct -Hamilton Twp 28Hamilton Twp 28 | 340 | 319 | 13 | 672 | 50.6% | 47.5% | D+3.1 |
| Precinct -Ewing Twp 26Ewing Twp 26 | 502 | 157 | 12 | 671 | 74.8% | 23.4% | D+51.4 |
| Precinct -Lawrence Twp 6Lawrence Twp 6 | 459 | 193 | 19 | 671 | 68.4% | 28.8% | D+39.6 |
| Precinct -East Windsor 17East Windsor 17 | 373 | 282 | 11 | 666 | 56.0% | 42.3% | D+13.7 |
| Precinct -Ewing Twp 8Ewing Twp 8 | 399 | 250 | 14 | 663 | 60.2% | 37.7% | D+22.5 |
| Precinct -Trenton West 1Trenton West 1 | 602 | 57 | 4 | 663 | 90.8% | 8.6% | D+82.2 |
| Precinct -Hamilton Twp 20Hamilton Twp 20 | 333 | 322 | 5 | 660 | 50.5% | 48.8% | D+1.7 |
| Precinct -Ewing Twp 13Ewing Twp 13 | 524 | 123 | 10 | 657 | 79.8% | 18.7% | D+61.0 |
| Precinct -Hamilton Twp 51Hamilton Twp 51 | 305 | 338 | 14 | 657 | 46.4% | 51.4% | R+5.0 |
| Precinct -Lawrence Twp 13Lawrence Twp 13 | 444 | 198 | 14 | 656 | 67.7% | 30.2% | D+37.5 |
| Precinct -Hamilton Twp 38Hamilton Twp 38 | 319 | 327 | 9 | 655 | 48.7% | 49.9% | R+1.2 |
| Precinct -Hamilton Twp 16Hamilton Twp 16 | 379 | 256 | 16 | 651 | 58.2% | 39.3% | D+18.9 |
| Precinct -Princeton 20Princeton 20 | 530 | 110 | 11 | 651 | 81.4% | 16.9% | D+64.5 |
| Precinct -Lawrence Twp 20Lawrence Twp 20 | 475 | 160 | 13 | 648 | 73.3% | 24.7% | D+48.6 |
| Precinct -East Windsor 9East Windsor 9 | 370 | 261 | 13 | 644 | 57.5% | 40.5% | D+16.9 |
| Precinct -East Windsor 12East Windsor 12 | 416 | 206 | 19 | 641 | 64.9% | 32.1% | D+32.8 |
| Precinct -Hamilton Twp 33Hamilton Twp 33 | 335 | 292 | 11 | 638 | 52.5% | 45.8% | D+6.7 |
| Precinct -Ewing Twp 17Ewing Twp 17 | 458 | 167 | 7 | 632 | 72.5% | 26.4% | D+46.0 |
| Precinct -Trenton North 3Trenton North 3 | 568 | 62 | 2 | 632 | 89.9% | 9.8% | D+80.1 |
| Precinct -Hamilton Twp 29Hamilton Twp 29 | 328 | 296 | 6 | 630 | 52.1% | 47.0% | D+5.1 |
| Precinct -Princeton 19Princeton 19 | 463 | 148 | 19 | 630 | 73.5% | 23.5% | D+50.0 |
| Precinct -Ewing Twp 6Ewing Twp 6 | 460 | 154 | 12 | 626 | 73.5% | 24.6% | D+48.9 |
| Precinct -East Windsor 13East Windsor 13 | 380 | 226 | 19 | 625 | 60.8% | 36.2% | D+24.6 |
| Precinct -Ewing Twp 25Ewing Twp 25 | 492 | 128 | 5 | 625 | 78.7% | 20.5% | D+58.2 |
| Precinct -Lawrence Twp 8Lawrence Twp 8 | 402 | 196 | 25 | 623 | 64.5% | 31.5% | D+33.1 |
| Precinct -Hamilton Twp 40Hamilton Twp 40 | 304 | 308 | 6 | 618 | 49.2% | 49.8% | R+0.6 |
| Precinct -Hamilton Twp 26Hamilton Twp 26 | 315 | 293 | 8 | 616 | 51.1% | 47.6% | D+3.6 |
| Precinct -Princeton 4Princeton 4 | 466 | 131 | 19 | 616 | 75.6% | 21.3% | D+54.4 |
| Precinct -Hopewell Twp 5Hopewell Twp 5 | 445 | 151 | 17 | 613 | 72.6% | 24.6% | D+48.0 |
| Precinct -Lawrence Twp 5Lawrence Twp 5 | 382 | 225 | 6 | 613 | 62.3% | 36.7% | D+25.6 |
| Precinct -Trenton East 8Trenton East 8 | 433 | 173 | 7 | 613 | 70.6% | 28.2% | D+42.4 |
| Precinct -Hamilton Twp 11Hamilton Twp 11 | 364 | 238 | 9 | 611 | 59.6% | 39.0% | D+20.6 |
| Precinct -Hopewell Twp 8Hopewell Twp 8 | 444 | 149 | 18 | 611 | 72.7% | 24.4% | D+48.3 |
| Precinct -East Windsor 15East Windsor 15 | 380 | 214 | 15 | 609 | 62.4% | 35.1% | D+27.3 |
| Precinct -Hightstown Boro 4Hightstown Boro 4 | 416 | 181 | 12 | 609 | 68.3% | 29.7% | D+38.6 |
| Precinct -Hamilton Twp 2Hamilton Twp 2 | 297 | 284 | 19 | 600 | 49.5% | 47.3% | D+2.2 |
| Precinct -Hamilton Twp 42Hamilton Twp 42 | 280 | 309 | 10 | 599 | 46.7% | 51.6% | R+4.8 |
| Precinct -Hamilton Twp 48Hamilton Twp 48 | 334 | 255 | 8 | 597 | 55.9% | 42.7% | D+13.2 |
| Precinct -Hightstown Boro 2Hightstown Boro 2 | 369 | 208 | 14 | 591 | 62.4% | 35.2% | D+27.2 |
| Precinct -Pennington Boro 2Pennington Boro 2 | 463 | 117 | 11 | 591 | 78.3% | 19.8% | D+58.5 |
| Precinct -Hamilton Twp 46Hamilton Twp 46 | 251 | 327 | 12 | 590 | 42.5% | 55.4% | R+12.9 |
| Precinct -Lawrence Twp 11Lawrence Twp 11 | 385 | 192 | 11 | 588 | 65.5% | 32.7% | D+32.8 |
| Precinct -Hamilton Twp 58Hamilton Twp 58 | 271 | 311 | 4 | 586 | 46.2% | 53.1% | R+6.8 |
| Precinct -Hamilton Twp 4Hamilton Twp 4 | 423 | 152 | 8 | 583 | 72.6% | 26.1% | D+46.5 |
| Precinct -Hamilton Twp 34Hamilton Twp 34 | 320 | 256 | 4 | 580 | 55.2% | 44.1% | D+11.0 |
| Precinct -Lawrence Twp 14Lawrence Twp 14 | 379 | 177 | 12 | 568 | 66.7% | 31.2% | D+35.6 |
| Precinct -Hamilton Twp 32Hamilton Twp 32 | 309 | 246 | 11 | 566 | 54.6% | 43.5% | D+11.1 |
| Precinct -Trenton East 3Trenton East 3 | 376 | 178 | 9 | 563 | 66.8% | 31.6% | D+35.2 |
| Precinct -Ewing Twp 10Ewing Twp 10 | 475 | 85 | 0 | 560 | 84.8% | 15.2% | D+69.6 |
| Precinct -Trenton East 5Trenton East 5 | 356 | 202 | 2 | 560 | 63.6% | 36.1% | D+27.5 |
| Precinct -Hamilton Twp 37Hamilton Twp 37 | 310 | 243 | 5 | 558 | 55.6% | 43.5% | D+12.0 |
| Precinct -Hamilton Twp 36Hamilton Twp 36 | 290 | 254 | 13 | 557 | 52.1% | 45.6% | D+6.5 |
| Precinct -East Windsor 16East Windsor 16 | 370 | 175 | 11 | 556 | 66.5% | 31.5% | D+35.1 |
| Precinct -Hamilton Twp 24Hamilton Twp 24 | 287 | 259 | 9 | 555 | 51.7% | 46.7% | D+5.0 |
| Precinct -Lawrence Twp 10Lawrence Twp 10 | 338 | 202 | 15 | 555 | 60.9% | 36.4% | D+24.5 |
| Precinct -Trenton West 15Trenton West 15 | 505 | 48 | 2 | 555 | 91.0% | 8.6% | D+82.3 |
| Precinct -Hamilton Twp 65Hamilton Twp 65 | 333 | 210 | 8 | 551 | 60.4% | 38.1% | D+22.3 |
| Precinct -West Windsor 7West Windsor 7 | 457 | 81 | 11 | 549 | 83.2% | 14.8% | D+68.5 |
| Precinct -Princeton 7Princeton 7 | 469 | 56 | 21 | 546 | 85.9% | 10.3% | D+75.6 |
| Precinct -Hightstown Boro 3Hightstown Boro 3 | 354 | 184 | 7 | 545 | 65.0% | 33.8% | D+31.2 |
| Precinct -Trenton West 3Trenton West 3 | 440 | 97 | 8 | 545 | 80.7% | 17.8% | D+62.9 |
| Precinct -Ewing Twp 9Ewing Twp 9 | 444 | 85 | 8 | 537 | 82.7% | 15.8% | D+66.9 |
| Precinct -Ewing Twp 5Ewing Twp 5 | 476 | 56 | 1 | 533 | 89.3% | 10.5% | D+78.8 |
| Precinct -Trenton North 5Trenton North 5 | 344 | 182 | 3 | 529 | 65.0% | 34.4% | D+30.6 |
| Precinct -Princeton 2Princeton 2 | 416 | 103 | 7 | 526 | 79.1% | 19.6% | D+59.5 |
| Precinct -East Windsor 14East Windsor 14 | 297 | 219 | 9 | 525 | 56.6% | 41.7% | D+14.9 |
| Precinct -Trenton West 11Trenton West 11 | 472 | 38 | 9 | 519 | 90.9% | 7.3% | D+83.6 |
| Precinct -Hamilton Twp 39Hamilton Twp 39 | 297 | 206 | 15 | 518 | 57.3% | 39.8% | D+17.6 |
| Precinct -Trenton North 12Trenton North 12 | 444 | 66 | 8 | 518 | 85.7% | 12.7% | D+73.0 |
| Precinct -Ewing Twp 1Ewing Twp 1 | 363 | 140 | 13 | 516 | 70.3% | 27.1% | D+43.2 |
| Precinct -Trenton West 7Trenton West 7 | 456 | 49 | 11 | 516 | 88.4% | 9.5% | D+78.9 |
| Precinct -Ewing Twp 18Ewing Twp 18 | 336 | 166 | 10 | 512 | 65.6% | 32.4% | D+33.2 |
| Precinct -Princeton 8Princeton 8 | 447 | 46 | 19 | 512 | 87.3% | 9.0% | D+78.3 |
| Precinct -Pennington Boro 3Pennington Boro 3 | 431 | 76 | 4 | 511 | 84.3% | 14.9% | D+69.5 |
| Precinct -Trenton North 4Trenton North 4 | 444 | 59 | 8 | 511 | 86.9% | 11.5% | D+75.3 |
| Precinct -Hamilton Twp 19Hamilton Twp 19 | 255 | 243 | 11 | 509 | 50.1% | 47.7% | D+2.4 |
| Precinct -Trenton South 8Trenton South 8 | 326 | 174 | 9 | 509 | 64.0% | 34.2% | D+29.9 |
| Precinct -Hopewell Boro 2Hopewell Boro 2 | 410 | 88 | 10 | 508 | 80.7% | 17.3% | D+63.4 |
| Precinct -Hopewell Twp 6Hopewell Twp 6 | 369 | 124 | 13 | 506 | 72.9% | 24.5% | D+48.4 |
| Precinct -Trenton West 10Trenton West 10 | 457 | 40 | 9 | 506 | 90.3% | 7.9% | D+82.4 |
| Precinct -Ewing Twp 2Ewing Twp 2 | 326 | 162 | 13 | 501 | 65.1% | 32.3% | D+32.7 |
| Precinct -Hamilton Twp 8Hamilton Twp 8 | 241 | 251 | 8 | 500 | 48.2% | 50.2% | R+2.0 |
| Precinct -East Windsor 3East Windsor 3 | 349 | 145 | 5 | 499 | 69.9% | 29.1% | D+40.9 |
| Precinct -Princeton 6Princeton 6 | 410 | 68 | 18 | 496 | 82.7% | 13.7% | D+69.0 |
| Precinct -Ewing Twp 3Ewing Twp 3 | 369 | 108 | 14 | 491 | 75.2% | 22.0% | D+53.2 |
| Precinct -Trenton East 4Trenton East 4 | 423 | 65 | 2 | 490 | 86.3% | 13.3% | D+73.1 |
| Precinct -Hamilton Twp 62Hamilton Twp 62 | 243 | 242 | 4 | 489 | 49.7% | 49.5% | D+0.2 |
| Precinct -Hamilton Twp 63Hamilton Twp 63 | 262 | 212 | 12 | 486 | 53.9% | 43.6% | D+10.3 |
| Precinct -Hopewell Twp 14Hopewell Twp 14 | 345 | 121 | 18 | 484 | 71.3% | 25.0% | D+46.3 |
| Precinct -Hopewell Twp 4Hopewell Twp 4 | 321 | 151 | 12 | 484 | 66.3% | 31.2% | D+35.1 |
| Precinct -Trenton East 1Trenton East 1 | 425 | 45 | 5 | 475 | 89.5% | 9.5% | D+80.0 |
| Precinct -Princeton 17Princeton 17 | 395 | 61 | 18 | 474 | 83.3% | 12.9% | D+70.5 |
| Precinct -Trenton North 6Trenton North 6 | 411 | 56 | 5 | 472 | 87.1% | 11.9% | D+75.2 |
| Precinct -East Windsor 10East Windsor 10 | 275 | 185 | 9 | 469 | 58.6% | 39.4% | D+19.2 |
| Precinct -Ewing Twp 14Ewing Twp 14 | 336 | 115 | 17 | 468 | 71.8% | 24.6% | D+47.2 |
| Precinct -Hamilton Twp 22Hamilton Twp 22 | 235 | 223 | 10 | 468 | 50.2% | 47.6% | D+2.6 |
| Precinct -Princeton 12Princeton 12 | 395 | 63 | 10 | 468 | 84.4% | 13.5% | D+70.9 |
| Precinct -West Windsor 2West Windsor 2 | 330 | 105 | 30 | 465 | 71.0% | 22.6% | D+48.4 |
| Precinct -Hopewell Twp 1Hopewell Twp 1 | 301 | 150 | 13 | 464 | 64.9% | 32.3% | D+32.5 |
| Precinct -Hopewell Twp 10Hopewell Twp 10 | 354 | 100 | 9 | 463 | 76.5% | 21.6% | D+54.9 |
| Precinct -Ewing Twp 16Ewing Twp 16 | 290 | 160 | 10 | 460 | 63.0% | 34.8% | D+28.3 |
| Precinct -Princeton 10Princeton 10 | 362 | 82 | 16 | 460 | 78.7% | 17.8% | D+60.9 |
| Precinct -Trenton South 9Trenton South 9 | 301 | 150 | 5 | 456 | 66.0% | 32.9% | D+33.1 |
| Precinct -Ewing Twp 23Ewing Twp 23 | 320 | 123 | 8 | 451 | 71.0% | 27.3% | D+43.7 |
| Precinct -Hamilton Twp 21Hamilton Twp 21 | 248 | 196 | 7 | 451 | 55.0% | 43.5% | D+11.5 |
| Precinct -Hopewell Twp 7Hopewell Twp 7 | 308 | 137 | 5 | 450 | 68.4% | 30.4% | D+38.0 |
| Precinct -Trenton South 3Trenton South 3 | 308 | 135 | 6 | 449 | 68.6% | 30.1% | D+38.5 |
| Precinct -Hopewell Twp 12Hopewell Twp 12 | 310 | 124 | 8 | 442 | 70.1% | 28.1% | D+42.1 |
| Precinct -Hopewell Twp 11Hopewell Twp 11 | 325 | 94 | 20 | 439 | 74.0% | 21.4% | D+52.6 |
| Precinct -Hopewell Boro 1Hopewell Boro 1 | 358 | 73 | 7 | 438 | 81.7% | 16.7% | D+65.1 |
| Precinct -Trenton East 2Trenton East 2 | 367 | 54 | 3 | 424 | 86.6% | 12.7% | D+73.8 |
| Precinct -Trenton South 7Trenton South 7 | 299 | 116 | 9 | 424 | 70.5% | 27.4% | D+43.2 |
| Precinct -Trenton West 14Trenton West 14 | 361 | 53 | 6 | 420 | 86.0% | 12.6% | D+73.3 |
| Precinct -Trenton North 8Trenton North 8 | 352 | 56 | 6 | 414 | 85.0% | 13.5% | D+71.5 |
| Precinct -Trenton West 2Trenton West 2 | 388 | 21 | 2 | 411 | 94.4% | 5.1% | D+89.3 |
| Precinct -Trenton West 13Trenton West 13 | 384 | 22 | 4 | 410 | 93.7% | 5.4% | D+88.3 |
| Precinct -Ewing Twp 22Ewing Twp 22 | 279 | 115 | 8 | 402 | 69.4% | 28.6% | D+40.8 |
| Precinct -Princeton 16Princeton 16 | 300 | 91 | 11 | 402 | 74.6% | 22.6% | D+52.0 |
| Precinct -Ewing Twp 20Ewing Twp 20 | 259 | 134 | 7 | 400 | 64.8% | 33.5% | D+31.3 |
| Precinct -Princeton 5Princeton 5 | 335 | 51 | 14 | 400 | 83.8% | 12.8% | D+71.0 |
| Precinct -Trenton West 16Trenton West 16 | 367 | 21 | 1 | 389 | 94.3% | 5.4% | D+88.9 |
| Precinct -Trenton South 6Trenton South 6 | 259 | 120 | 5 | 384 | 67.4% | 31.3% | D+36.2 |
| Precinct -Trenton North 11Trenton North 11 | 328 | 44 | 10 | 382 | 85.9% | 11.5% | D+74.3 |
| Precinct -Trenton West 8Trenton West 8 | 352 | 26 | 3 | 381 | 92.4% | 6.8% | D+85.6 |
| Precinct -Hopewell Twp 3Hopewell Twp 3 | 217 | 138 | 17 | 372 | 58.3% | 37.1% | D+21.2 |
| Precinct -Trenton North 1Trenton North 1 | 313 | 57 | 1 | 371 | 84.4% | 15.4% | D+69.0 |
| Precinct -Trenton West 9Trenton West 9 | 344 | 23 | 0 | 367 | 93.7% | 6.3% | D+87.5 |
| Precinct -Trenton East 6Trenton East 6 | 308 | 56 | 2 | 366 | 84.2% | 15.3% | D+68.9 |
| Precinct -Trenton East 7Trenton East 7 | 255 | 100 | 1 | 356 | 71.6% | 28.1% | D+43.5 |
| Precinct -Trenton West 4Trenton West 4 | 315 | 27 | 6 | 348 | 90.5% | 7.8% | D+82.8 |
| Precinct -Trenton West 12Trenton West 12 | 327 | 12 | 1 | 340 | 96.2% | 3.5% | D+92.6 |
| Precinct -Trenton South 4Trenton South 4 | 232 | 101 | 6 | 339 | 68.4% | 29.8% | D+38.6 |
| Precinct -Trenton West 5Trenton West 5 | 312 | 24 | 3 | 339 | 92.0% | 7.1% | D+85.0 |
| Precinct -Trenton West 17Trenton West 17 | 311 | 22 | 0 | 333 | 93.4% | 6.6% | D+86.8 |
| Precinct -Trenton South 5Trenton South 5 | 235 | 71 | 7 | 313 | 75.1% | 22.7% | D+52.4 |
| Precinct -Trenton North 2Trenton North 2 | 264 | 39 | 1 | 304 | 86.8% | 12.8% | D+74.0 |
| Precinct -Trenton South 1Trenton South 1 | 177 | 83 | 3 | 263 | 67.3% | 31.6% | D+35.7 |
| Precinct -Hopewell Twp 9Hopewell Twp 9 | 173 | 77 | 10 | 260 | 66.5% | 29.6% | D+36.9 |
| Precinct -Trenton North 7Trenton North 7 | 219 | 24 | 8 | 251 | 87.3% | 9.6% | D+77.7 |
| Precinct -Trenton South 2Trenton South 2 | 179 | 66 | 6 | 251 | 71.3% | 26.3% | D+45.0 |
| Precinct -Hopewell Twp 13Hopewell Twp 13 | 160 | 82 | 7 | 249 | 64.3% | 32.9% | D+31.3 |
| Precinct -Trenton West 6Trenton West 6 | 223 | 18 | 2 | 243 | 91.8% | 7.4% | D+84.4 |
| Precinct -Trenton North 9Trenton North 9 | 196 | 39 | 3 | 238 | 82.4% | 16.4% | D+66.0 |
| Precinct -Trenton North 10Trenton North 10 | 159 | 54 | 2 | 215 | 74.0% | 25.1% | D+48.8 |
| Precinct -West Windsor 8West Windsor 8 | 102 | 30 | 5 | 137 | 74.5% | 21.9% | D+52.6 |
presidential history
Presidential margin, 1892–2024
Democratic minus Republican, by election
| Year | Margin (D minus R) |
|---|---|
| 1892 | −2.3% |
| 1896 | −38.0% |
| 1900 | −26.7% |
| 1904 | −26.0% |
| 1908 | −22.3% |
| 1912 | +9.9% |
| 1916 | −14.1% |
| 1920 | −29.8% |
| 1924 | −31.1% |
| 1928 | −19.0% |
| 1932 | −5.1% |
| 1936 | +23.7% |
| 1940 | +14.8% |
| 1944 | +17.4% |
| 1948 | +13.3% |
| 1952 | +6.7% |
| 1956 | −3.1% |
| 1960 | +22.5% |
| 1964 | +42.5% |
| 1968 | +14.2% |
| 1972 | −5.3% |
| 1976 | +8.5% |
| 1980 | +5.8% |
| 1984 | −3.5% |
| 1988 | +2.5% |
| 1992 | +14.4% |
| 1996 | +28.2% |
| 2000 | +27.0% |
| 2004 | +23.4% |
| 2008 | +36.1% |
| 2012 | +36.7% |
| 2016 | +37.1% |
| 2020 | +40.4% |
| 2024 | +33.9% |
DemocraticRepublican
Congressional elections · 3 Senate races
U.S. Senate
voter registration
Registered voters
By party of registration, over time
Party registration · 2026D+29.0
Presidential vote · 2024D+33.9
Registration leans Democratic; the presidential vote runs 4.9 points more Republican.
271,490 registered voters · 2026
domestic migration
Who moves in and out
Net migration over time, and who arrivals are — where they came from and what those places vote
−2,240 net domestic migration · 2025
20112025
Net −41,268 over 2011–2025 · gain loss
Arrivals reported $98,925 in average income, against $130,452 for residents who stayed — 24% lower. (IRS SOI, 2022–23)
The places arrivals came from lean D+16.4 on average — 17 points more Republican-leaning than Mercer County, NJ itself (D+33.9).
Where arrivals came from lean of each source
- Middlesex County, NJ1,342D+8.0
- Burlington County, NJ662D+16.6
- Bucks County, PA452R+0.1
- Somerset County, NJ428D+13.9
- Monmouth County, NJ290R+11.4
- Hudson County, NJ271D+28.1
Where departures went households, 2022–23
- Burlington County, NJ1,299
- Middlesex County, NJ957
- Bucks County, PA670
- New York County, NY346
- Philadelphia County, PA342
- Somerset County, NJ327
Migration is one input to a place’s political change, not its cause — a shift can also come from residents changing their minds, generational turnover, or turnout. These figures describe the places people moved between; they do not measure how any mover voted.
| Year | Net domestic migration |
|---|---|
| 2011 | −3,507 |
| 2012 | −1,549 |
| 2013 | −2,137 |
| 2014 | −3,647 |
| 2015 | −4,194 |
| 2016 | −3,848 |
| 2017 | −3,207 |
| 2018 | −2,619 |
| 2019 | −2,997 |
| 2021 | −5,423 |
| 2022 | −151 |
| 2023 | −2,938 |
| 2024 | −2,811 |
| 2025 | −2,240 |
Mercer County anchors New Jersey's political center of gravity around Trenton, returning Democratic presidential margins above 30 points in recent cycles while housing a mix of urban wards, suburban townships, and Princeton's academic community.
Across the recorded series it reached a Democratic high of 42.5 points in 1964 and a Republican high of 38.0 points in 1896. Between 2020 and 2024 the county moved 6.5 points toward the Republican candidate; the 2024 margin was 33.9 points.
A population of 385,864, a 43% non-Hispanic-white share, and a median household income of $100,645 describe the county. The county's voting pattern over the last decade is most similar to that of Montgomery County and Contra Costa County.
Political twins — counties
The counties whose fingerprint — 2000–2024 trajectory, demographics, ancestry, religion — sits closest to this one, and why.
Montgomery County
Maryland
96.4twin score
% Asian2016–2024 trajectory≠ median income
Contra Costa County
California
95.9twin score
2016–2024 trajectory% Asian≠ median income
New York County
New York
95.8twin score
% Asian2024 marginmedian income≠ 2004 margin
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.
Browse places by community — income, education, race & ethnicity, language — all community cuts →
Compare two places, side by side
Twelve curated comparisons line up election history, demographics, and the divergence story for two places at a glance. Browse all comparisons →
Cite this page
All citations released under CC BY 4.0. Attribution: Akashic Intelligence.
Mercer County, New Jersey. Akashic. https://akashic.app/county/34021/. Accessed May 20, 2026. License: CC BY 4.0.
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Frequently asked questions
How did Mercer County, New Jersey vote in 2024?
In 2024, Mercer County, New Jersey voted Democratic by 33.9 points (D+33.9), carried by the Democratic candidate. Out of 163,270 votes cast, 107,558 went Democratic and 52,274 went Republican.
When did Mercer County, New Jersey last vote Republican?
The most recent presidential election in which Mercer County, New Jersey voted Republican was 1984.
How many people live in Mercer County, New Jersey?
Mercer County, New Jersey has a population of 385,864 according to the 2024 American Community Survey 5-year estimates from the US Census Bureau.
What is the median household income in Mercer County, New Jersey?
Median household income in Mercer County, New Jersey is $100,645 — above the national median of $80,734. The New Jersey state median is $103,556.
What is the political history of Mercer County, New Jersey?
Akashic tracks 38 presidential elections in Mercer County, New Jersey from 1876 to 2024. Of those, 21 went Democratic and 13 went Republican.