68 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Paterson | 1 | 162,389 | 159,759 | 1.2% | 19,302 | 8 | City |
| Paterson | 2 | 162,389 | 159,328 | 1.2% | 19,302 | 8 | City |
| Paterson | 3 | 160,746 | 159,759 | 0.18% | 19,107 | 8 | City |
| Paterson | 4 | 160,746 | 159,328 | 0.18% | 19,107 | 8 | City |
| Clifton | 5 | 91,440 | 89,872 | 1.24% | 8,110 | 11 | City |
| Clifton | 6 | 91,440 | 89,580 | 1.24% | 8,110 | 11 | City |
| Clifton | 7 | 90,507 | 89,872 | 0.2% | 8,027 | 11 | City |
| Clifton | 8 | 90,507 | 89,580 | 0.2% | 8,027 | 11 | City |
| Passaic | 9 | 71,607 | 70,547 | 1.25% | 22,856 | 3 | City |
| Passaic | 10 | 71,607 | 70,318 | 1.25% | 22,856 | 3 | City |
| Passaic | 11 | 70,823 | 70,547 | 0.14% | 22,605 | 3 | City |
| Passaic | 12 | 70,823 | 70,318 | 0.14% | 22,605 | 3 | City |
| Wayne | 13 | 54,737 | 54,812 | 1.18% | 2,307 | 24 | Township |
| Wayne | 14 | 54,737 | 54,636 | 1.18% | 2,307 | 24 | Township |
| West Milford | 15 | 25,313 | 24,858 | 1.29% | 333 | 76 | Township |
| West Milford | 16 | 25,313 | 24,781 | 1.29% | 333 | 76 | Township |
| Preakness | 17 | 23,239 | 18,300 | 7.14% | 4,096 | 6 | CDP |
| Hawthorne | 18 | 20,255 | 19,636 | 1.24% | 6,105 | 3 | Borough |
| Hawthorne | 19 | 20,255 | 19,567 | 1.24% | 6,105 | 3 | Borough |
| Hawthorne | 20 | 20,115 | 19,636 | 0.54% | 6,062 | 3 | Borough |
| Hawthorne | 21 | 20,115 | 19,567 | 0.54% | 6,062 | 3 | Borough |
| Little Falls | 22 | 15,209 | 14,744 | 0.73% | 5,442 | 3 | Township |
| Little Falls | 23 | 15,209 | 14,706 | 0.73% | 5,442 | 3 | Township |
| Oak Ridge | 24 | 13,746 | 11,639 | 7.14% | 1,033 | 13 | CDP |
| Woodland Park | 25 | 13,640 | 13,461 | 1.21% | 4,639 | 3 | Borough |
| Woodland Park | 26 | 13,640 | 13,416 | 1.21% | 4,639 | 3 | Borough |
| Woodland Park | 27 | 13,492 | 13,461 | 0.11% | 4,589 | 3 | Borough |
| Woodland Park | 28 | 13,492 | 13,416 | 0.11% | 4,589 | 3 | Borough |
| Ringwood | 29 | 11,912 | 11,732 | 1.28% | 465 | 26 | Borough |
| Ringwood | 30 | 11,912 | 11,693 | 1.28% | 465 | 26 | Borough |
| Ringwood | 31 | 11,779 | 11,732 | 0.14% | 460 | 26 | Borough |
| Ringwood | 32 | 11,779 | 11,693 | 0.14% | 460 | 26 | Borough |
| Wanaque | 33 | 11,502 | 11,311 | 1.37% | 1,427 | 8 | Borough |
| Wanaque | 34 | 11,502 | 11,275 | 1.37% | 1,427 | 8 | Borough |
| Wanaque | 35 | 11,363 | 11,311 | 0.15% | 1,409 | 8 | Borough |
| Wanaque | 36 | 11,363 | 11,275 | 0.15% | 1,409 | 8 | Borough |
| Pompton Lakes | 37 | 11,291 | 11,132 | 1.21% | 3,910 | 3 | Borough |
| Pompton Lakes | 38 | 11,291 | 11,095 | 1.21% | 3,910 | 3 | Borough |
| Totowa | 39 | 11,197 | 11,062 | 1.2% | 2,799 | 4 | Borough |
| Totowa | 40 | 11,197 | 11,026 | 1.2% | 2,799 | 4 | Borough |
| Pompton Lakes | 41 | 11,171 | 11,132 | 0.13% | 3,868 | 3 | Borough |
| Pompton Lakes | 42 | 11,171 | 11,095 | 0.13% | 3,868 | 3 | Borough |
| Totowa | 43 | 11,073 | 11,062 | 0.08% | 2,768 | 4 | Borough |
| Totowa | 44 | 11,073 | 11,026 | 0.08% | 2,768 | 4 | Borough |
| Haledon | 45 | 9,173 | 9,053 | 1.21% | 7,550 | 1 | Borough |
| Haledon | 46 | 9,173 | 9,023 | 1.21% | 7,550 | 1 | Borough |
| Haledon | 47 | 9,073 | 9,053 | 0.11% | 7,467 | 1 | Borough |
| Haledon | 48 | 9,073 | 9,023 | 0.11% | 7,467 | 1 | Borough |
| North Haledon | 49 | 8,959 | 8,938 | 1.19% | 2,586 | 3 | Borough |
| North Haledon | 50 | 8,959 | 8,910 | 1.19% | 2,586 | 3 | Borough |
| North Haledon | 51 | 8,840 | 8,938 | -0.16% | 2,552 | 3 | Borough |
| North Haledon | 52 | 8,840 | 8,910 | -0.16% | 2,552 | 3 | Borough |
| Bloomingdale | 53 | 7,891 | 7,775 | 1.23% | 897 | 9 | Borough |
| Bloomingdale | 54 | 7,891 | 7,757 | 1.23% | 897 | 9 | Borough |
| Bloomingdale | 55 | 7,804 | 7,775 | 0.12% | 887 | 9 | Borough |
| Bloomingdale | 56 | 7,804 | 7,757 | 0.12% | 887 | 9 | Borough |
| Packanack Lake | 57 | 7,478 | 5,699 | 7.15% | 4,020 | 2 | CDP |
| Prospect Park | 58 | 6,460 | 6,374 | 1.22% | 13,892 | 0 | Borough |
| Prospect Park | 59 | 6,460 | 6,353 | 1.22% | 13,892 | 0 | Borough |
| Prospect Park | 60 | 6,389 | 6,374 | 0.11% | 13,740 | 0 | Borough |
| Prospect Park | 61 | 6,389 | 6,353 | 0.11% | 13,740 | 0 | Borough |
| Singac | 62 | 4,412 | 4,054 | 1.22% | 9,612 | 0 | CDP |
| Upper Greenwood Lake | 63 | 4,272 | 3,883 | 7.12% | 1,560 | 3 | CDP |
| Pines Lake | 64 | 3,793 | 2,827 | 7.15% | 2,826 | 1 | CDP |
| Hewitt | 65 | 3,175 | 2,612 | 7.15% | 687 | 5 | CDP |
| Macopin | 66 | 2,954 | 2,158 | 7.15% | 481 | 6 | CDP |
| William Paterson University New Jersey | 67 | 1,776 | 1,359 | 7.12% | 7,494 | 0 | CDP |
| Newfoundland | 68 | 1,570 | 1,537 | 7.17% | 241 | 7 | CDP |
Paterson is the largest city in Passaic County, with a population of 162,389.
Newfoundland is the smallest city in Passaic County, with a population of 1,570.
There are 68 cities in Passaic County, New Jersey.