| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Hector | 1 | 4,690 | 4,885 | -0.91% | 46 | 102 | Town |
| Dix | 2 | 3,433 | 3,754 | -1.49% | 95 | 36 | Town |
| Montour | 3 | 2,137 | 2,322 | -1.52% | 115 | 19 | Town |
| Watkins Glen | 4 | 1,687 | 1,861 | -1.69% | 1,081 | 2 | Village |
| Reading | 5 | 1,623 | 1,715 | -1.22% | 60 | 27 | Town |
| Tyrone | 6 | 1,538 | 1,638 | -1.22% | 41 | 37 | Town |
| Catharine | 7 | 1,502 | 1,643 | -1.57% | 46 | 32 | Town |
| Montour Falls | 8 | 1,466 | 1,647 | -2.14% | 487 | 3 | Village |
| Orange | 9 | 1,330 | 1,401 | -1.26% | 25 | 54 | Town |
| Wayne | 10 | 991 | 1,003 | 0.2% | 48 | 21 | Town |
| Bradford | 11 | 788 | 810 | -0.38% | 31 | 25 | Town |
| Odessa | 12 | 508 | 565 | -1.93% | 447 | 1 | Village |
| Cayuta | 13 | 454 | 505 | -1.94% | 22 | 20 | Town |
| Burdett | 14 | 307 | 341 | -1.92% | 319 | 1 | Village |
Hector is the largest city in Schuyler County, with a population of 4,690.
Burdett is the smallest city in Schuyler County, with a population of 307.
There are 14 cities in Schuyler County, New York.