22 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Cobleskill town | 1 | 6,304 | 6,092 | -0.11% | 206 | 30.61 | Town |
| Cobleskill | 2 | 4,625 | 4,260 | 1.6% | 1,297 | 3.56 | Village |
| Middleburgh town | 3 | 3,179 | 3,117 | 0.51% | 65 | 49.11 | Town |
| Schoharie town | 4 | 3,101 | 3,119 | -0.26% | 104 | 29.83 | Town |
| Richmondville town | 5 | 2,464 | 2,469 | -0.16% | 82 | 30.16 | Town |
| Carlisle town | 6 | 1,754 | 1,768 | -0.28% | 51 | 34.12 | Town |
| Sharon town | 7 | 1,691 | 1,693 | 0% | 43 | 39.06 | Town |
| Seward town | 8 | 1,591 | 1,590 | -0.31% | 44 | 36.38 | Town |
| Wright town | 9 | 1,514 | 1,518 | -0.13% | 53 | 28.64 | Town |
| Jefferson town | 10 | 1,355 | 1,332 | 0.37% | 31 | 43.25 | Town |
| Gilboa town | 11 | 1,199 | 1,116 | 1.27% | 21 | 57.81 | Town |
| Middleburgh | 12 | 1,178 | 1,142 | 0.6% | 945 | 1.25 | Village |
| Summit town | 13 | 1,072 | 1,070 | 0.09% | 29 | 37.09 | Town |
| Schoharie | 14 | 947 | 946 | 0% | 571 | 1.66 | Village |
| Broome town | 15 | 881 | 864 | 0.46% | 18 | 47.74 | Town |
| Richmondville | 16 | 872 | 876 | -0.11% | 472 | 1.85 | Village |
| Conesville town | 17 | 695 | 687 | 0.29% | 18 | 39.47 | Town |
| Central Bridge | 18 | 553 | 519 | -0.54% | 194 | 2.86 | CDP |
| Sharon Springs | 19 | 496 | 501 | -0.2% | 271 | 1.83 | Village |
| Blenheim town | 20 | 314 | 311 | 0.32% | 9 | 33.93 | Town |
| Jefferson | 21 | 179 | 109 | 7.19% | 168 | 1.06 | CDP |
| North Blenheim | 22 | 99 | 27 | 7.61% | 219 | 0.45 | CDP |
Cobleskill town is the largest city in Schoharie County, with a population of 6,304.
North Blenheim is the smallest city in Schoharie County.
There are 22 cities in Schoharie County, New York.