| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Coshocton | 1 | 11,188 | 11,034 | 0.17% | 1,398 | 8 | City |
| West Lafayette | 2 | 2,435 | 2,399 | 0.21% | 2,825 | 1 | Village |
| Warsaw | 3 | 665 | 644 | 0.45% | 1,368 | 0 | Village |
| Conesville | 4 | 331 | 327 | 0% | 2,381 | 0 | Village |
| Plainfield | 5 | 153 | 143 | 1.32% | 390 | 0 | Village |
| Nellie | 6 | 118 | 116 | 0% | 173 | 1 | Village |
Coshocton is the largest city in Coshocton County, with a population of 11,188.
Nellie is the smallest city in Coshocton County, with a population of 118.
There are 6 cities in Coshocton County, Ohio.