47 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Geneseo | 1 | 10,439 | 10,208 | 0.28% | 238 | 44 | Town |
| Geneseo | 2 | 7,750 | 7,607 | 0.36% | 2,720 | 3 | Village |
| Livonia | 3 | 7,554 | 7,502 | 0.52% | 197 | 38 | Town |
| Avon | 4 | 7,057 | 6,913 | 0.31% | 171 | 41 | Town |
| North Dansville | 5 | 5,229 | 5,306 | 0.15% | 530 | 10 | Town |
| Mount Morris | 6 | 4,447 | 4,412 | 1.21% | 89 | 50 | Town |
| Dansville | 7 | 4,326 | 4,418 | -0.44% | 1,659 | 3 | Village |
| Lima | 8 | 4,140 | 4,142 | 0.71% | 130 | 32 | Town |
| Caledonia | 9 | 4,125 | 4,151 | 0.24% | 94 | 44 | Town |
| Avon | 10 | 3,457 | 3,372 | 0.49% | 1,099 | 3 | Village |
| York | 11 | 3,170 | 3,183 | 0.28% | 65 | 49 | Town |
| Mount Morris | 12 | 2,835 | 2,893 | -0.42% | 1,384 | 2 | Village |
| Nunda | 13 | 2,676 | 2,683 | 0.38% | 72 | 37 | Town |
| Conesus | 14 | 2,340 | 2,311 | 1.04% | 71 | 33 | Town |
| Springwater | 15 | 2,267 | 2,289 | 0.22% | 43 | 53 | Town |
| Groveland | 16 | 2,189 | 2,189 | 2.43% | 56 | 39 | Town |
| Lima | 17 | 2,097 | 2,125 | -0.29% | 1,559 | 1 | Village |
| Caledonia | 18 | 2,078 | 2,118 | -0.38% | 990 | 2 | Village |
| Leicester | 19 | 2,064 | 2,082 | 0.39% | 61 | 34 | Town |
| Dansville | 20 | 1,818 | 1,829 | 0.39% | 38 | 48 | Town |
| Conesus Lake | 21 | 1,760 | 1,860 | -3.03% | 404 | 4 | CDP |
| Sparta | 22 | 1,578 | 1,587 | 0.7% | 57 | 28 | Town |
| Livonia | 23 | 1,460 | 1,495 | -0.48% | 1,441 | 1 | Village |
| Nunda | 24 | 1,148 | 1,167 | -0.35% | 1,176 | 1 | Village |
| West Sparta | 25 | 1,139 | 1,153 | 0.26% | 34 | 33 | Town |
| Portage | 26 | 746 | 761 | 0% | 28 | 26 | Town |
| Ossian | 27 | 714 | 724 | 0.14% | 18 | 40 | Town |
| Hemlock | 28 | 696 | 550 | 1.46% | 374 | 2 | CDP |
| East Avon | 29 | 558 | 545 | -0.53% | 425 | 1 | CDP |
| Lakeville | 30 | 532 | 900 | -2.74% | 798 | 1 | CDP |
| Springwater | 31 | 492 | 460 | 6.96% | 370 | 1 | CDP |
| Leicester | 32 | 457 | 470 | -0.65% | 1,266 | 0 | Village |
| York | 33 | 431 | 505 | 7.21% | 156 | 3 | CDP |
| Dalton | 34 | 343 | 446 | -0.29% | 454 | 1 | CDP |
| Cuylerville | 35 | 331 | 275 | 0.91% | 786 | 0 | CDP |
| South Lima | 36 | 304 | 215 | 1.33% | 344 | 1 | CDP |
| Fowlerville | 37 | 277 | 107 | 1.09% | 307 | 1 | CDP |
| Livonia Center | 38 | 276 | 246 | -3.5% | 338 | 1 | CDP |
| Piffard | 39 | 255 | 266 | 0.79% | 273 | 1 | CDP |
| Retsof | 40 | 210 | 96 | -4.11% | 466 | 0 | CDP |
| Tuscarora | 41 | 209 | 82 | 7.18% | 2,247 | 0 | CDP |
| Conesus | 42 | 155 | 158 | 6.9% | 146 | 1 | CDP |
| Greigsville | 43 | 155 | 336 | -2.52% | 218 | 1 | CDP |
| Hunt | 44 | 155 | 122 | 6.9% | 1,303 | 0 | CDP |
| Websters Crossing | 45 | 155 | 81 | 6.9% | 1,409 | 0 | CDP |
| Wadsworth | 46 | 138 | 181 | -2.13% | 270 | 1 | CDP |
| Scottsburg | 47 | 82 | 136 | -2.38% | 500 | 0 | CDP |
Geneseo is the largest city in Livingston County, with a population of 10,439.
Scottsburg is the smallest city in Livingston County, with a population of 82.
There are 47 cities in Livingston County, New York.