83 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Oneonta | 1 | 16,335 | 13,087 | 4.18% | 3,746 | 4 | City |
| Oneonta | 2 | 16,335 | 13,054 | 4.18% | 3,746 | 4 | City |
| Oneonta | 3 | 4,934 | 5,066 | -0.32% | 150 | 33 | Town |
| Oneonta | 4 | 4,934 | 5,057 | -0.32% | 150 | 33 | Town |
| Unadilla | 5 | 4,073 | 4,113 | 0.12% | 88 | 46 | Town |
| Unadilla | 6 | 4,073 | 4,101 | 0.12% | 88 | 46 | Town |
| Otsego | 7 | 3,649 | 3,646 | 0.58% | 68 | 54 | Town |
| Otsego | 8 | 3,649 | 3,637 | 0.58% | 68 | 54 | Town |
| Milford | 9 | 2,755 | 2,825 | 0% | 60 | 46 | Town |
| Milford | 10 | 2,755 | 2,817 | 0% | 60 | 46 | Town |
| Otego | 11 | 2,684 | 2,757 | -0.33% | 59 | 46 | Town |
| Otego | 12 | 2,684 | 2,751 | -0.33% | 59 | 46 | Town |
| Laurens | 13 | 2,301 | 2,310 | 0.22% | 55 | 42 | Town |
| Laurens | 14 | 2,301 | 2,303 | 0.22% | 55 | 42 | Town |
| Worcester | 15 | 2,056 | 2,109 | -0.24% | 44 | 47 | Town |
| Worcester | 16 | 2,056 | 2,103 | -0.24% | 44 | 47 | Town |
| Richfield | 17 | 2,051 | 2,065 | 0.2% | 66 | 31 | Town |
| Richfield | 18 | 2,051 | 2,059 | 0.2% | 66 | 31 | Town |
| Hartwick | 19 | 1,943 | 1,953 | 0.21% | 48 | 40 | Town |
| Hartwick | 20 | 1,943 | 1,947 | 0.21% | 48 | 40 | Town |
| Edmeston | 21 | 1,891 | 1,906 | 0.11% | 43 | 44 | Town |
| Edmeston | 22 | 1,891 | 1,901 | 0.11% | 43 | 44 | Town |
| Middlefield | 23 | 1,862 | 1,877 | 0.16% | 29 | 63 | Town |
| Middlefield | 24 | 1,862 | 1,876 | 0.16% | 29 | 63 | Town |
| Cooperstown | 25 | 1,842 | 1,858 | -0.11% | 1,127 | 2 | Village |
| Cooperstown | 26 | 1,842 | 1,852 | -0.11% | 1,127 | 2 | Village |
| Maryland | 27 | 1,748 | 1,756 | 0.17% | 33 | 52 | Town |
| Maryland | 28 | 1,748 | 1,751 | 0.17% | 33 | 52 | Town |
| Morris | 29 | 1,719 | 1,731 | 0.12% | 44 | 39 | Town |
| Morris | 30 | 1,719 | 1,727 | 0.12% | 44 | 39 | Town |
| Butternuts | 31 | 1,652 | 1,663 | 0.12% | 31 | 54 | Town |
| Butternuts | 32 | 1,652 | 1,658 | 0.12% | 31 | 54 | Town |
| Springfield | 33 | 1,326 | 1,341 | 0.08% | 31 | 43 | Town |
| Springfield | 34 | 1,326 | 1,337 | 0.08% | 31 | 43 | Town |
| Pittsfield | 35 | 1,299 | 1,314 | 0% | 34 | 38 | Town |
| Pittsfield | 36 | 1,299 | 1,310 | 0% | 34 | 38 | Town |
| Cherry Valley | 37 | 1,229 | 1,235 | 0.33% | 30 | 40 | Town |
| Cherry Valley | 38 | 1,229 | 1,232 | 0.33% | 30 | 40 | Town |
| Richfield Springs | 39 | 1,088 | 1,101 | -0.18% | 1,080 | 1 | Village |
| Richfield Springs | 40 | 1,088 | 1,098 | -0.18% | 1,080 | 1 | Village |
| Unadilla | 41 | 1,084 | 1,095 | -0.18% | 1,045 | 1 | Village |
| Unadilla | 42 | 1,084 | 1,092 | -0.18% | 1,045 | 1 | Village |
| New Lisbon | 43 | 1,073 | 1,080 | 0.19% | 24 | 44 | Town |
| New Lisbon | 44 | 1,073 | 1,077 | 0.19% | 24 | 44 | Town |
| Burlington | 45 | 1,035 | 1,043 | 0.1% | 23 | 45 | Town |
| Burlington | 46 | 1,035 | 1,040 | 0.1% | 23 | 45 | Town |
| Plainfield | 47 | 920 | 926 | 0.22% | 31 | 30 | Town |
| Plainfield | 48 | 920 | 923 | 0.22% | 31 | 30 | Town |
| Otego | 49 | 905 | 938 | -0.66% | 781 | 1 | Village |
| Otego | 50 | 905 | 935 | -0.66% | 781 | 1 | Village |
| Exeter | 51 | 834 | 844 | 0% | 26 | 32 | Town |
| Exeter | 52 | 834 | 842 | 0% | 26 | 32 | Town |
| Westford | 53 | 810 | 810 | 0.37% | 24 | 34 | Town |
| Westford | 54 | 810 | 808 | 0.37% | 24 | 34 | Town |
| Roseboom | 55 | 664 | 687 | -0.45% | 20 | 33 | Town |
| Roseboom | 56 | 664 | 685 | -0.45% | 20 | 33 | Town |
| Worcester | 57 | 638 | 802 | -4.78% | 74 | 9 | CDP |
| Edmeston | 58 | 553 | 543 | -1.25% | 127 | 4 | CDP |
| Morris | 59 | 516 | 520 | -0.19% | 692 | 1 | Village |
| Morris | 60 | 516 | 519 | -0.19% | 692 | 1 | Village |
| Hartwick | 61 | 507 | 539 | -1.55% | 147 | 3 | CDP |
| Cherry Valley | 62 | 477 | 481 | -0.21% | 935 | 1 | Village |
| Cherry Valley | 63 | 477 | 480 | -0.21% | 935 | 1 | Village |
| Schenevus | 64 | 471 | 556 | -1.05% | 458 | 1 | CDP |
| Milford | 65 | 393 | 397 | -0.25% | 927 | 0 | Village |
| Milford | 66 | 393 | 396 | -0.25% | 927 | 0 | Village |
| Springfield Center | 67 | 375 | 392 | 7.14% | 78 | 5 | CDP |
| Decatur | 68 | 368 | 371 | 0% | 18 | 21 | Town |
| Decatur | 69 | 368 | 370 | 0% | 18 | 21 | Town |
| Hartwick Seminary | 70 | 364 | 524 | 7.06% | 186 | 2 | CDP |
| Gilbertsville | 71 | 327 | 331 | -0.3% | 326 | 1 | Village |
| Gilbertsville | 72 | 327 | 330 | -0.3% | 326 | 1 | Village |
| Wells Bridge | 73 | 305 | 151 | 7.02% | 337 | 1 | CDP |
| Fly Creek | 74 | 271 | 333 | 7.11% | 165 | 2 | CDP |
| East Worcester | 75 | 261 | 231 | 6.97% | 104 | 3 | CDP |
| Laurens | 76 | 219 | 219 | 0% | 1,711 | 0 | Village |
| Laurens | 77 | 219 | 218 | 0% | 1,711 | 0 | Village |
| Burlington Flats | 78 | 211 | 137 | 7.11% | 92 | 2 | CDP |
| Garrattsville | 79 | 188 | 149 | 7.43% | 132 | 1 | CDP |
| Portlandville | 80 | 145 | 342 | 7.41% | 630 | 0 | CDP |
| Mount Vision | 81 | 138 | 156 | 7.81% | 91 | 2 | CDP |
| Westford | 82 | 110 | 73 | 6.8% | 67 | 2 | CDP |
| Schuyler Lake | 83 | 102 | 106 | 6.25% | 32 | 3 | CDP |
Oneonta is the largest city in Otsego County, with a population of 16,335.
Schuyler Lake is the smallest city in Otsego County, with a population of 102.
There are 83 cities in Otsego County, New York.