47 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Yonkers | 1 | 211,062 | 210,995 | 0.01% | 11,722 | 18 | City |
| Greenburgh | 2 | 95,477 | 95,035 | 0.8% | 3,148 | 30 | Town |
| New Rochelle | 3 | 88,163 | 80,210 | 1.53% | 8,571 | 10 | City |
| Mount Vernon | 4 | 71,218 | 73,561 | -0.54% | 16,215 | 4 | City |
| White Plains | 5 | 64,045 | 59,593 | 1.17% | 6,577 | 10 | City |
| Rye | 6 | 49,160 | 49,384 | 0.61% | 7,115 | 7 | Town |
| Mount Pleasant | 7 | 45,960 | 44,341 | 1% | 1,675 | 27 | Town |
| Cortlandt | 8 | 42,453 | 42,310 | 0.82% | 1,078 | 39 | Town |
| Ossining | 9 | 39,793 | 39,827 | 0.75% | 3,437 | 12 | Town |
| Yorktown | 10 | 36,247 | 36,395 | 0.71% | 986 | 37 | Town |
| Eastchester | 11 | 34,264 | 34,496 | 0.59% | 7,030 | 5 | Town |
| Harrison | 12 | 32,907 | 28,148 | 2.47% | 1,963 | 17 | Village |
| Harrison | 13 | 31,795 | 28,148 | 0.75% | 1,896 | 17 | Town |
| Mamaroneck | 14 | 31,780 | 31,601 | 0.86% | 4,743 | 7 | Town |
| Port Chester | 15 | 30,648 | 31,574 | -0.5% | 13,165 | 2 | Village |
| Ossining | 16 | 26,668 | 27,349 | -0.42% | 8,421 | 3 | Village |
| Peekskill | 17 | 25,968 | 25,335 | 0.41% | 5,978 | 4 | City |
| Somers | 18 | 21,539 | 21,431 | 0.7% | 723 | 30 | Town |
| Mamaroneck | 19 | 19,638 | 20,073 | -0.37% | 6,120 | 3 | Village |
| New Castle | 20 | 18,614 | 18,237 | 1.45% | 806 | 23 | Town |
| Scarsdale | 21 | 18,378 | 18,195 | 0.94% | 2,753 | 7 | Town |
| Scarsdale | 22 | 17,956 | 18,195 | -0.22% | 2,690 | 7 | Village |
| Bedford | 23 | 16,953 | 17,115 | 0.87% | 452 | 38 | Town |
| Rye | 24 | 16,423 | 16,542 | -0.12% | 2,806 | 6 | City |
| Pelham | 25 | 14,066 | 13,025 | 3.21% | 6,467 | 2 | Town |
| North Castle | 26 | 12,588 | 12,358 | 1.3% | 530 | 24 | Town |
| Lewisboro | 27 | 12,245 | 12,212 | 0.67% | 441 | 28 | Town |
| Sleepy Hollow | 28 | 12,157 | 9,967 | 3.1% | 5,420 | 2 | Village |
| Tarrytown | 29 | 11,842 | 11,802 | 0.06% | 4,033 | 3 | Village |
| Dobbs Ferry | 30 | 11,532 | 11,475 | 0.09% | 4,759 | 2 | Village |
| Mount Kisco | 31 | 10,824 | 10,916 | 0.59% | 3,559 | 3 | Town |
| Mount Kisco | 32 | 10,589 | 10,916 | -0.51% | 3,482 | 3 | Village |
| Rye Brook | 33 | 9,865 | 9,970 | -0.17% | 2,878 | 3 | Village |
| Hastings-on-Hudson | 34 | 8,336 | 8,549 | -0.42% | 4,212 | 2 | Village |
| Croton-on-Hudson | 35 | 8,223 | 8,249 | -0.05% | 1,752 | 5 | Village |
| Pelham | 36 | 7,717 | 7,302 | 0.9% | 9,388 | 1 | Village |
| Briarcliff Manor | 37 | 7,390 | 7,540 | -0.34% | 1,233 | 6 | Village |
| Pleasantville | 38 | 7,280 | 7,493 | -0.48% | 3,929 | 2 | Village |
| Tuckahoe | 39 | 6,944 | 7,064 | -0.29% | 11,554 | 1 | Village |
| Larchmont | 40 | 6,655 | 6,610 | 0.12% | 6,072 | 1 | Village |
| Irvington | 41 | 6,436 | 6,633 | -0.51% | 2,307 | 3 | Village |
| Bronxville | 42 | 6,407 | 6,623 | -0.56% | 6,592 | 1 | Village |
| North Salem | 43 | 5,195 | 5,158 | 0.43% | 243 | 21 | Town |
| Elmsford | 44 | 5,125 | 5,254 | -0.41% | 4,849 | 1 | Village |
| Pound Ridge | 45 | 5,112 | 5,069 | 0.97% | 229 | 22 | Town |
| Ardsley | 46 | 4,925 | 5,071 | -0.48% | 3,728 | 1 | Village |
| Buchanan | 47 | 2,215 | 2,290 | -0.54% | 1,565 | 1 | Village |
Yonkers is the largest city in Westchester County, with a population of 211,062.
Buchanan is the smallest city in Westchester County, with a population of 2,215.
There are 47 cities in Westchester County, New York.