There are 9 cities in Ontario County, New York.
City | Rank | State | 2023 Population | 2020 Census | Annual Change | Density (mi²) | Area (mi²) |
|---|---|---|---|---|---|---|---|
| Geneva | 1 | New York | 12,299 | 12,499 | -0.53% | 2,921 | 4.21 |
| Canandaigua | 2 | New York | 10,432 | 10,573 | -0.45% | 2,278 | 4.58 |
| Victor | 3 | New York | 2,700 | 2,745 | -0.55% | 1,957 | 1.38 |
| Clifton Springs | 4 | New York | 2,121 | 2,151 | -0.47% | 1,431 | 1.48 |
| Phelps | 5 | New York | 1,883 | 1,883 | 1,619 | 1.16 | |
| Manchester | 6 | New York | 1,649 | 1,676 | -0.54% | 1,452 | 1.14 |
| Shortsville | 7 | New York | 1,371 | 1,401 | -0.72% | 2,197 | 0.62 |
| Bloomfield | 8 | New York | 1,309 | 1,327 | -0.46% | 931 | 1.41 |
| Naples | 9 | New York | 969 | 987 | -0.61% | 985 | 0.98 |
Geneva is the largest city in Ontario County.
Naples is the smallest city in Ontario County.
There are 9 cities in Ontario County, New York.