19 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Coshocton | 1 | 11,149 | 11,044 | 0.16% | 1,393 | 8 | City |
| West Lafayette | 2 | 2,480 | 2,425 | 0.36% | 2,877 | 1 | Village |
| Crawford | 3 | 1,980 | 1,933 | 0.46% | 78 | 25 | Township |
| Keene | 4 | 1,714 | 1,682 | 0.35% | 72 | 24 | Township |
| White Eyes | 5 | 1,244 | 1,213 | 0.4% | 49 | 26 | Township |
| Bethlehem | 6 | 1,073 | 1,059 | 0.28% | 43 | 25 | Township |
| Mill Creek | 7 | 1,044 | 1,033 | 0.38% | 44 | 24 | Township |
| Adams | 8 | 774 | 767 | 0.13% | 30 | 26 | Township |
| Washington | 9 | 751 | 720 | 0.81% | 31 | 24 | Township |
| Pike | 10 | 701 | 684 | 0.57% | 29 | 25 | Township |
| Clark | 11 | 664 | 650 | 0.45% | 26 | 25 | Township |
| Warsaw | 12 | 656 | 638 | 0.46% | 1,350 | 0 | Village |
| Linton | 13 | 646 | 625 | 0.62% | 18 | 36 | Township |
| Virginia | 14 | 564 | 551 | 0.53% | 23 | 25 | Township |
| Newcastle | 15 | 478 | 474 | 0% | 19 | 26 | Township |
| Tiverton | 16 | 474 | 473 | 0% | 18 | 26 | Township |
| Conesville | 17 | 330 | 327 | 0.3% | 2,374 | 0 | Village |
| Plainfield | 18 | 150 | 137 | 1.35% | 383 | 0 | Village |
| Nellie | 19 | 121 | 123 | 0% | 177 | 1 | Village |
Coshocton is the largest city in Coshocton County, with a population of 11,149.
Nellie is the smallest city in Coshocton County, with a population of 121.
There are 19 cities in Coshocton County, Ohio.