47 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Geneseo town | 1 | 10,466 | 10,217 | 0.32% | 238 | 43.93 | Town |
| Geneseo | 2 | 7,819 | 7,598 | 0.57% | 2,744 | 2.85 | Village |
| Livonia town | 3 | 7,371 | 7,491 | -0.41% | 193 | 38.26 | Town |
| Avon town | 4 | 7,006 | 6,917 | 0.32% | 170 | 41.22 | Town |
| North Dansville town | 5 | 5,129 | 5,311 | -0.85% | 520 | 9.86 | Town |
| Mount Morris town | 6 | 4,374 | 4,410 | 0.39% | 87 | 50.20 | Town |
| Dansville | 7 | 4,292 | 4,427 | -0.63% | 1,646 | 2.61 | Village |
| Lima town | 8 | 4,030 | 4,149 | -0.74% | 126 | 31.89 | Town |
| Caledonia town | 9 | 4,024 | 4,147 | -0.81% | 92 | 43.88 | Town |
| Avon | 10 | 3,475 | 3,380 | 0.55% | 1,105 | 3.15 | Village |
| York town | 11 | 3,109 | 3,179 | -0.61% | 63 | 49.05 | Town |
| Mount Morris | 12 | 2,804 | 2,891 | -0.6% | 1,369 | 2.05 | Village |
| Nunda town | 13 | 2,623 | 2,686 | -0.57% | 71 | 37.09 | Town |
| Conesus town | 14 | 2,290 | 2,310 | -0.09% | 70 | 32.89 | Town |
| Springwater town | 15 | 2,220 | 2,287 | -0.8% | 42 | 53.10 | Town |
| Lima | 16 | 2,078 | 2,130 | -0.48% | 1,545 | 1.34 | Village |
| Groveland town | 17 | 2,065 | 2,190 | -0.58% | 53 | 39.13 | Town |
| Caledonia | 18 | 2,056 | 2,116 | -0.58% | 980 | 2.10 | Village |
| Leicester town | 19 | 2,009 | 2,076 | -0.84% | 59 | 33.84 | Town |
| Dansville town | 20 | 1,798 | 1,827 | -0.28% | 37 | 48.37 | Town |
| Conesus Lake | 21 | 1,760 | 1,860 | -3.03% | 404 | 4.36 | CDP |
| Sparta town | 22 | 1,527 | 1,583 | -0.84% | 55 | 27.79 | Town |
| Livonia | 23 | 1,453 | 1,497 | -0.62% | 1,434 | 1.01 | Village |
| Nunda | 24 | 1,139 | 1,168 | -0.52% | 1,167 | 0.98 | Village |
| West Sparta town | 25 | 1,117 | 1,152 | -0.8% | 33 | 33.45 | Town |
| Portage town | 26 | 734 | 761 | -0.81% | 28 | 26.44 | Town |
| Ossian town | 27 | 700 | 724 | -0.85% | 18 | 39.63 | Town |
| Hemlock | 28 | 696 | 550 | 1.46% | 374 | 1.86 | CDP |
| East Avon | 29 | 558 | 545 | -0.53% | 425 | 1.31 | CDP |
| Lakeville | 30 | 532 | 900 | -2.74% | 798 | 0.67 | CDP |
| Springwater | 31 | 492 | 460 | 6.96% | 370 | 1.33 | CDP |
| Leicester | 32 | 450 | 464 | -0.66% | 1,247 | 0.36 | Village |
| York | 33 | 431 | 505 | 7.21% | 156 | 2.75 | CDP |
| Dalton | 34 | 343 | 446 | -0.29% | 454 | 0.76 | CDP |
| Cuylerville | 35 | 331 | 275 | 0.91% | 786 | 0.42 | CDP |
| South Lima | 36 | 304 | 215 | 1.33% | 344 | 0.88 | CDP |
| Fowlerville | 37 | 277 | 107 | 1.09% | 307 | 0.90 | CDP |
| Livonia Center | 38 | 276 | 246 | -3.5% | 338 | 0.82 | CDP |
| Piffard | 39 | 255 | 266 | 0.79% | 273 | 0.93 | CDP |
| Retsof | 40 | 210 | 96 | -4.11% | 466 | 0.45 | CDP |
| Tuscarora | 41 | 209 | 82 | 7.18% | 2,247 | 0.09 | CDP |
| Conesus | 42 | 155 | 158 | 6.9% | 146 | 1.06 | CDP |
| Greigsville | 43 | 155 | 336 | -2.52% | 218 | 0.71 | CDP |
| Hunt | 44 | 155 | 122 | 6.9% | 1,303 | 0.12 | CDP |
| Websters Crossing | 45 | 155 | 81 | 6.9% | 1,409 | 0.11 | CDP |
| Wadsworth | 46 | 138 | 181 | -2.13% | 270 | 0.51 | CDP |
| Scottsburg | 47 | 82 | 136 | -2.38% | 500 | 0.16 | CDP |
Geneseo town is the largest city in Livingston County, with a population of 10,466.
Scottsburg is the smallest city in Livingston County.
There are 47 cities in Livingston County, New York.