| City | State | 2026 Pop. ↓ | Annual Change | Rank | Type |
|---|---|---|---|---|---|
| New York | New York | 8,546,038 | -0.45% | 1 | City |
| Philadelphia | Pennsylvania | 1,567,280 | -0.44% | 2 | City |
| Hempstead | New York | 796,269 | 0.07% | 3 | Town |
| Boston | Massachusetts | 671,635 | -0.2% | 4 | City |
| Brookhaven | New York | 497,748 | 0.27% | 5 | Town |
| Islip | New York | 340,934 | 0.02% | 6 | Town |
| Newark | New Jersey | 327,454 | 1.13% | 7 | City |
| Pittsburgh | Pennsylvania | 308,597 | 0.31% | 8 | City |
| Jersey City | New Jersey | 303,303 | 0.43% | 9 | City |
| Oyster Bay | New York | 301,359 | 0.08% | 10 | Town |
| Buffalo | New York | 274,006 | -0.22% | 11 | City |
| North Hempstead | New York | 239,359 | 0.16% | 12 | Town |
| Babylon | New York | 219,919 | 0.07% | 13 | Town |
| Worcester | Massachusetts | 215,778 | 0.9% | 14 | City |
| Yonkers | New York | 212,739 | 0.06% | 15 | City |
| Huntington | New York | 206,155 | 0.13% | 16 | Town |
| Rochester | New York | 204,932 | -0.57% | 17 | City |
| Providence | Rhode Island | 196,192 | 0.45% | 18 | City |
| Ramapo | New York | 163,287 | 1.07% | 19 | Town |
| Paterson | New Jersey | 161,849 | 0.03% | 20 | City |
| Springfield | Massachusetts | 155,014 | 0.2% | 21 | City |
| Bridgeport | Connecticut | 153,208 | 0.61% | 22 | City |
| Lakewood | New Jersey | 145,126 | 0.95% | 23 | Township |
| Syracuse | New York | 144,220 | -0.47% | 24 | City |
| Elizabeth | New Jersey | 141,795 | 0.08% | 25 | City |
| New Haven | Connecticut | 140,916 | 1.54% | 26 | City |
| Stamford | Connecticut | 140,509 | 0.7% | 27 | City |
| Amherst | New York | 130,132 | -0.24% | 28 | Town |
| Allentown | Pennsylvania | 126,067 | 0.02% | 29 | City |
| Cambridge | Massachusetts | 123,339 | 0.61% | 30 | City |
| Hartford | Connecticut | 122,321 | 0.28% | 31 | City |
| Lowell | Massachusetts | 119,847 | -0.1% | 32 | City |
| Manchester | New Hampshire | 117,453 | 0.54% | 33 | City |
| Smithtown | New York | 116,900 | 0.05% | 34 | Town |
| Waterbury | Connecticut | 116,177 | 0.35% | 35 | City |
| Edison | New Jersey | 109,132 | 0.05% | 36 | Township |
| Brockton | Massachusetts | 106,078 | -0.05% | 37 | City |
| Lynn | Massachusetts | 104,710 | 0.45% | 38 | City |
| Woodbridge | New Jersey | 104,499 | -0.29% | 39 | Township |
| Quincy | Massachusetts | 103,699 | 0.51% | 40 | City |
| Albany | New York | 102,305 | 0.6% | 41 | City |
| New Bedford | Massachusetts | 102,044 | 0.21% | 42 | City |
| Toms River | New Jersey | 101,621 | 0.72% | 43 | Township |
| Reading | Pennsylvania | 96,019 | 0.2% | 44 | City |
| Fall River | Massachusetts | 95,563 | 0.28% | 45 | City |
| Norwalk | Connecticut | 95,205 | 0.74% | 46 | City |
| Greenburgh | New York | 94,850 | 0.33% | 47 | Town |
| Greece | New York | 94,370 | -0.12% | 48 | Town |
| Hamilton | New Jersey | 94,267 | 0.12% | 49 | Township |
| Nashua | New Hampshire | 92,949 | 0.56% | 50 | City |
| Trenton | New Jersey | 91,702 | 0.21% | 51 | City |
| Newton | Massachusetts | 91,483 | 0.82% | 52 | City |
| Clifton | New Jersey | 91,227 | 0.11% | 53 | City |
| Erie | Pennsylvania | 91,194 | -0.7% | 54 | City |
| Clarkstown | New York | 89,943 | 0.32% | 55 | Town |
| Danbury | Connecticut | 89,744 | 0.8% | 56 | City |
| Lawrence | Massachusetts | 89,147 | -0.19% | 57 | City |
| Cheektowaga | New York | 88,117 | -0.05% | 58 | Town |
| Colonie | New York | 87,246 | 0.47% | 59 | Town |
| New Rochelle | New York | 87,229 | 1.59% | 60 | City |
| Upper Darby | Pennsylvania | 85,405 | -0.06% | 61 | Township |
| Cranston | Rhode Island | 85,026 | 0.45% | 62 | City |
| Somerville | Massachusetts | 84,334 | 0.15% | 63 | City |
| Warwick | Rhode Island | 84,327 | 0.17% | 64 | City |
| Cherry Hill | New Jersey | 80,987 | 1.28% | 65 | Township |
| Bethlehem | Pennsylvania | 80,563 | 1.15% | 66 | City |
| Brick | New Jersey | 77,928 | 0.68% | 67 | Township |
| Pawtucket | Rhode Island | 77,403 | 0.44% | 68 | City |
| New Britain | Connecticut | 76,969 | 0.9% | 69 | City |
| Bayonne | New Jersey | 75,475 | 0.98% | 70 | City |
| Scranton | Pennsylvania | 75,392 | -0.16% | 71 | City |
| Framingham | Massachusetts | 72,952 | -0.09% | 72 | City |
| East Orange | New Jersey | 72,217 | 0.08% | 73 | City |
| Southampton | New York | 72,137 | 0.75% | 74 | Town |
| Mount Vernon | New York | 71,952 | -0.49% | 75 | City |
| Passaic | New Jersey | 71,357 | 0.03% | 76 | City |
| Camden | New Jersey | 71,181 | -0.35% | 77 | City |
| Old Bridge | New Jersey | 70,634 | 0.58% | 78 | Township |
| Tonawanda | New York | 70,595 | -0.36% | 79 | Town |
| Portland | Maine | 70,070 | 0.23% | 80 | City |
| Schenectady | New York | 70,055 | 0.84% | 81 | City |
| Franklin | New Jersey | 68,980 | -0.18% | 82 | Township |
| Plymouth | Massachusetts | 68,758 | 1.34% | 83 | Town |
| Haverhill | Massachusetts | 68,306 | -0.08% | 84 | City |
| Gloucester | New Jersey | 67,298 | 0.32% | 85 | Township |
| Middletown | New Jersey | 67,204 | 0.1% | 86 | Township |
| Union City | New Jersey | 66,937 | 0.42% | 87 | City |
| Fairfield | Connecticut | 66,622 | 0.54% | 88 | Township |
| Malden | Massachusetts | 66,362 | -0.01% | 89 | City |
| Lower Merion | Pennsylvania | 64,977 | 0.44% | 90 | Township |
| Greenwich | Connecticut | 64,960 | 0.25% | 91 | Township |
| Waltham | Massachusetts | 64,896 | -0.22% | 92 | City |
| West Hartford | Connecticut | 64,694 | 0.7% | 93 | Township |
| Union | New Jersey | 63,732 | 0.09% | 94 | Township |
| White Plains | New York | 63,647 | 1.23% | 95 | City |
| Brookline | Massachusetts | 63,421 | 0.01% | 96 | Town |
| Vineland | New Jersey | 63,095 | 0.63% | 97 | City |
| Taunton | Massachusetts | 62,837 | 0.5% | 98 | City |
| Bristol | Connecticut | 62,686 | 0.55% | 99 | City |
| Bensalem | Pennsylvania | 62,648 | -0.22% | 100 | Township |
| Utica | New York | 62,511 | -0.74% | 101 | City |
| Piscataway | New Jersey | 62,323 | 0.11% | 102 | Township |
| Irvington | New Jersey | 62,255 | 0.04% | 103 | Township |
| North Bergen | New Jersey | 61,787 | 0.49% | 104 | Township |
| Hamden | Connecticut | 61,729 | -0.15% | 105 | Township |
| Jackson | New Jersey | 61,616 | 0.55% | 106 | Township |
| Hamburg | New York | 61,104 | 0.55% | 107 | Town |
| Meriden | Connecticut | 60,871 | 0.1% | 108 | City |
| Hempstead | New York | 60,048 | 0.38% | 109 | Village |
| Revere | Massachusetts | 59,907 | -0.39% | 110 | City |
| Manchester | Connecticut | 59,888 | 0.19% | 111 | Township |
| Medford | Massachusetts | 59,790 | -0.07% | 112 | City |
| Weymouth Town | Massachusetts | 59,779 | 0.03% | 113 | City |
| Hoboken | New Jersey | 59,312 | 0.48% | 114 | City |
| Clay | New York | 59,078 | -0.35% | 115 | Town |
| Abington | Pennsylvania | 58,547 | -0.19% | 116 | Township |
| Lancaster | Pennsylvania | 58,435 | 0.12% | 117 | City |
| Plainfield | New Jersey | 57,385 | 0.43% | 118 | City |
| New Brunswick | New Jersey | 57,265 | 0.23% | 119 | City |
| Perth Amboy | New Jersey | 57,097 | 0.63% | 120 | City |
| Bloomfield | New Jersey | 56,948 | 1.02% | 121 | Township |
| Parsippany-Troy Hills | New Jersey | 56,724 | 0.16% | 122 | Township |
| Everett | Massachusetts | 55,934 | 4.41% | 123 | City |
| Peabody | Massachusetts | 55,927 | -0.05% | 124 | City |
| Howell | New Jersey | 55,864 | 1.28% | 125 | Township |
| Lower Paxton | Pennsylvania | 55,632 | 0.12% | 126 | Township |
| Chicopee | Massachusetts | 55,329 | 0.03% | 127 | City |
| West Haven | Connecticut | 55,318 | -0.06% | 128 | City |
| Wayne | New Jersey | 54,857 | 0.07% | 129 | Township |
| Bristol | Pennsylvania | 54,164 | 0.19% | 130 | Township |
| Stratford | Connecticut | 54,071 | 0.3% | 131 | Township |
| Union | New York | 53,848 | -0.23% | 132 | Town |
| West New York | New Jersey | 53,780 | 1.11% | 133 | Town |
| Millcreek | Pennsylvania | 52,480 | -0.38% | 134 | Township |
| Rye | New York | 51,339 | 2.66% | 135 | Town |
| East Hartford | Connecticut | 51,022 | 0.11% | 136 | Township |
| Haverford | Pennsylvania | 50,980 | -0.03% | 137 | Township |
| Troy | New York | 50,787 | -0.25% | 138 | City |
| East Brunswick | New Jersey | 50,780 | 0.2% | 139 | Township |
| Orangetown | New York | 50,676 | 0.59% | 140 | Town |
| Harrisburg | Pennsylvania | 50,644 | 0.24% | 141 | City |
| Barnstable Town | Massachusetts | 50,134 | 0.07% | 142 | City |
| Palm Tree | New York | 50,080 | 6.22% | 143 | Town |
| Irondequoit | New York | 50,060 | -0.24% | 144 | Town |
For this list, the Northeast Region is defined as the 9 states of Connecticut, Maine, Massachusetts, New Hampshire, New Jersey, New York, Pennsylvania, Rhode Island and Vermont.