12 cities
| City | County | 2026 Pop. ↓ |
|---|---|---|
| Utica | Oneida County | 62,511 |
| Union | Broome County | 53,848 |
| Ulster | Ulster County | 12,623 |
| Ulysses | Tompkins County | 4,701 |
| Union Vale | Dutchess County | 4,605 |
| Unadilla | Otsego County | 4,103 |
| Upper Nyack | Rockland County | 2,102 |
| Urbana | Steuben County | 2,046 |
| Upper Brookville | Nassau County | 1,779 |
| Unadilla | Otsego County | 1,089 |
| Union Springs | Cayuga County | 1,050 |
| Unionville | Orange County | 626 |