32 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Rochester | 1 | 205,477 | 210,892 | -0.44% | 5,746 | 36 | City |
| Greece | 2 | 94,612 | 96,562 | -0.02% | 1,991 | 48 | Town |
| Irondequoit | 3 | 50,590 | 50,945 | 0.21% | 3,369 | 15 | Town |
| Henrietta | 4 | 49,894 | 46,248 | 0.45% | 1,413 | 35 | Town |
| Perinton | 5 | 47,188 | 47,443 | 0.3% | 1,380 | 34 | Town |
| Webster | 6 | 45,875 | 45,345 | 0.58% | 1,369 | 34 | Town |
| Penfield | 7 | 38,909 | 39,334 | 0.26% | 1,045 | 37 | Town |
| Brighton | 8 | 36,542 | 37,214 | -0.1% | 2,372 | 15 | Town |
| Pittsford | 9 | 30,251 | 30,591 | -0.34% | 1,305 | 23 | Town |
| Chili | 10 | 28,938 | 29,150 | 0.02% | 733 | 39 | Town |
| Gates | 11 | 28,903 | 29,369 | 0.14% | 1,902 | 15 | Town |
| Ogden | 12 | 20,842 | 20,285 | 1.2% | 571 | 36 | Town |
| Parma | 13 | 16,379 | 16,206 | 0.78% | 390 | 42 | Town |
| Sweden | 14 | 13,970 | 13,252 | 0.62% | 415 | 34 | Town |
| Mendon | 15 | 9,116 | 9,070 | 0.41% | 231 | 39 | Town |
| Hamlin | 16 | 8,615 | 8,666 | -0.02% | 199 | 43 | Town |
| Brockport | 17 | 7,677 | 7,113 | 1.24% | 3,531 | 2 | Village |
| Rochester | 18 | 7,466 | 7,281 | 0.39% | 84 | 89 | Town |
| Clarkson | 19 | 6,776 | 6,897 | 0.06% | 204 | 33 | Town |
| East Rochester | 20 | 6,097 | 6,327 | -0.34% | 4,637 | 1 | Town |
| East Rochester | 21 | 6,045 | 6,327 | -0.77% | 4,597 | 1 | Village |
| Hilton | 22 | 5,945 | 6,035 | -0.25% | 3,329 | 2 | Village |
| Webster | 23 | 5,831 | 5,698 | 0.38% | 2,647 | 2 | Village |
| Riga | 24 | 5,586 | 5,576 | 0.41% | 160 | 35 | Town |
| Fairport | 25 | 5,283 | 5,456 | -0.55% | 3,344 | 2 | Village |
| Wheatland | 26 | 4,867 | 4,891 | 0.25% | 160 | 30 | Town |
| Spencerport | 27 | 3,584 | 3,679 | -0.44% | 2,593 | 1 | Village |
| Rush | 28 | 3,478 | 3,484 | 0.4% | 115 | 30 | Town |
| Honeoye Falls | 29 | 2,843 | 2,764 | 0.46% | 1,118 | 3 | Village |
| Churchville | 30 | 2,196 | 2,159 | 0.27% | 1,845 | 1 | Village |
| Scottsville | 31 | 1,982 | 2,048 | -0.55% | 1,830 | 1 | Village |
| Pittsford | 32 | 1,308 | 1,365 | -0.68% | 1,858 | 1 | Village |
Rochester is the largest city in Monroe County, with a population of 205,477.
Pittsford is the smallest city in Monroe County, with a population of 1,308.
There are 32 cities in Monroe County, New York.