60 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Wallkill town | 1 | 30,827 | 30,553 | -0.49% | 498 | 61.89 | Town |
| Kingston | 2 | 23,627 | 24,001 | -0.32% | 3,158 | 7.48 | City |
| Milton town | 3 | 20,533 | 18,796 | 2.99% | 575 | 35.69 | Town |
| Saugerties town | 4 | 19,914 | 19,011 | 1.43% | 308 | 64.58 | Town |
| New Paltz town | 5 | 15,410 | 14,395 | -0.36% | 455 | 33.88 | Town |
| Shawangunk town | 6 | 13,622 | 13,386 | 0.9% | 243 | 56.06 | Town |
| Wawarsing town | 7 | 12,570 | 12,570 | 0.22% | 96 | 130.51 | Town |
| Ulster town | 8 | 12,487 | 12,586 | -0.41% | 466 | 26.80 | Town |
| Lloyd town | 9 | 11,044 | 11,138 | -0.26% | 353 | 31.27 | Town |
| Plattekill town | 10 | 10,286 | 10,416 | -0.37% | 293 | 35.11 | Town |
| Esopus town | 11 | 9,453 | 9,552 | -0.3% | 253 | 37.31 | Town |
| New Paltz | 12 | 9,344 | 7,363 | 4.43% | 5,303 | 1.76 | Village |
| Marlborough town | 13 | 8,809 | 8,703 | 0.08% | 360 | 24.47 | Town |
| Highland | 14 | 6,769 | 6,019 | 1.11% | 1,253 | 5.40 | CDP |
| Woodstock town | 15 | 6,164 | 6,282 | -0.5% | 92 | 67.29 | Town |
| Hurley town | 16 | 6,091 | 6,175 | -0.29% | 204 | 29.91 | Town |
| Marbletown town | 17 | 5,693 | 5,657 | -0.07% | 105 | 54.47 | Town |
| Rosendale town | 18 | 5,611 | 5,778 | -0.73% | 281 | 19.98 | Town |
| Gardiner town | 19 | 5,585 | 5,610 | -0.27% | 129 | 43.44 | Town |
| Milton | 20 | 4,710 | 4,382 | 2.37% | 1,967 | 2.39 | CDP |
| Olive town | 21 | 4,254 | 4,222 | 0.09% | 73 | 58.45 | Town |
| Ellenville | 22 | 4,141 | 4,223 | -0.38% | 476 | 8.69 | Village |
| Saugerties | 23 | 3,818 | 3,893 | -0.39% | 2,140 | 1.78 | Village |
| Marlboro | 24 | 3,626 | 3,720 | -0.08% | 727 | 4.99 | CDP |
| Port Ewen | 25 | 3,415 | 3,334 | -0.26% | 1,635 | 2.09 | CDP |
| Hurley | 26 | 3,348 | 3,529 | -0.21% | 610 | 5.49 | CDP |
| Woodstock | 27 | 3,069 | 2,655 | 2.16% | 448 | 6.84 | CDP |
| Shandaken town | 28 | 2,790 | 2,863 | -0.71% | 23 | 119.78 | Town |
| Lincoln Park | 29 | 2,377 | 2,167 | 0.04% | 1,554 | 1.53 | CDP |
| Lake Katrine | 30 | 2,347 | 2,536 | -0.13% | 1,030 | 2.28 | CDP |
| Saugerties South | 31 | 2,226 | 2,104 | 0.04% | 2,088 | 1.07 | CDP |
| Highland town | 32 | 2,209 | 2,191 | -0.23% | 44 | 50.06 | Town |
| Glasco | 33 | 2,143 | 2,141 | 0.14% | 1,326 | 1.62 | CDP |
| Kerhonkson | 34 | 2,126 | 2,200 | 1.38% | 373 | 5.70 | CDP |
| Stone Ridge | 35 | 2,082 | 2,528 | 3.02% | 350 | 5.95 | CDP |
| Milton | 36 | 1,943 | 1,447 | 1.89% | 521 | 3.73 | CDP |
| Tillson | 37 | 1,831 | 1,838 | 0.88% | 781 | 2.35 | CDP |
| Wallkill | 38 | 1,752 | 2,012 | -2.01% | 571 | 3.07 | CDP |
| Walker Valley | 39 | 1,587 | 1,751 | 3.19% | 490 | 3.24 | CDP |
| West Hurley | 40 | 1,525 | 1,586 | -1.8% | 403 | 3.79 | CDP |
| Clintondale | 41 | 1,503 | 1,768 | 0.2% | 235 | 6.41 | CDP |
| Plattekill | 42 | 1,448 | 1,409 | 0.91% | 524 | 2.77 | CDP |
| Shokan | 43 | 1,322 | 1,355 | 0.76% | 340 | 3.89 | CDP |
| Ruby | 44 | 1,245 | 719 | 7.14% | 732 | 1.70 | CDP |
| Rosendale | 45 | 1,126 | 1,092 | 7.14% | 578 | 1.95 | CDP |
| Kingston town | 46 | 901 | 930 | -0.88% | 117 | 7.70 | Town |
| Napanoch | 47 | 760 | 1,045 | -3.55% | 529 | 1.44 | CDP |
| Hillside | 48 | 723 | 742 | -1.5% | 883 | 0.82 | CDP |
| Zena | 49 | 650 | 683 | -3.7% | 213 | 3.06 | CDP |
| Rifton | 50 | 571 | 506 | 1.42% | 460 | 1.24 | CDP |
| Gardiner | 51 | 559 | 1,275 | -4.44% | 145 | 3.86 | CDP |
| Denning town | 52 | 489 | 493 | -0.2% | 5 | 105.67 | Town |
| Cragsmoor | 53 | 478 | 442 | 0.42% | 110 | 4.36 | CDP |
| High Falls | 54 | 446 | 415 | -2.62% | 264 | 1.69 | CDP |
| Pine Hill | 55 | 381 | 274 | 1.87% | 184 | 2.08 | CDP |
| East Kingston | 56 | 339 | 422 | 1.5% | 503 | 0.67 | CDP |
| Malden-on-Hudson | 57 | 300 | 345 | -2.28% | 599 | 0.50 | CDP |
| Accord | 58 | 297 | 555 | -5.71% | 87 | 3.40 | CDP |
| Phoenicia | 59 | 255 | 353 | -1.54% | 560 | 0.46 | CDP |
| Hardenburgh town | 60 | 219 | 223 | -0.45% | 3 | 80.79 | Town |
Wallkill town is the largest city in Ulster County, with a population of 30,827.
Hardenburgh town is the smallest city in Ulster County.
There are 60 cities in Ulster County, New York.