Identifiers: city · village · CDP
| Rank | Community | Population |
|---|---|---|
| 1 | Batavia (city), NY | 15,600 |
| 2 | Geneseo (village), NY | 7,574 |
| 3 | Le Roy (village), NY | 4,300 |
| 4 | Warsaw (village), NY | 3,646 |
| 5 | Perry (village), NY | 3,536 |
| 6 | Mount Morris (village), NY | 2,898 |
| 7 | Attica (village), NY | 2,450 |
| 8 | Castile (village), NY | 970 |
| 9 | Silver Springs (village), NY | 689 |
| 10 | Pavilion (CDP), NY | 664 |
| 11 | Alexander (village), NY | 518 |
| 12 | Bliss (CDP), NY | 496 |
| 13 | York (CDP), NY | 488 |
| 14 | Leicester (village), NY | 440 |
| 15 | Wyoming (village), NY | 377 |
| 16 | Retsof (CDP), NY | 326 |
| 17 | Pike (CDP), NY | 298 |
| 18 | Cuylerville (CDP), NY | 268 |
| 19 | Gainesville (village), NY | 211 |
| 20 | Piffard (CDP), NY | 208 |