19 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| New Philadelphia | 1 | 17,231 | 17,671 | -0.42% | 2,113 | 8 | City |
| Dover | 2 | 12,825 | 13,188 | -0.47% | 2,213 | 6 | City |
| Uhrichsville | 3 | 5,054 | 5,257 | -0.67% | 1,797 | 3 | City |
| Newcomerstown | 4 | 3,591 | 3,710 | -0.55% | 1,254 | 3 | Village |
| Strasburg | 5 | 2,743 | 2,755 | -0.07% | 1,904 | 1 | Village |
| Dennison | 6 | 2,626 | 2,688 | -0.38% | 1,941 | 1 | Village |
| Sugarcreek | 7 | 2,284 | 2,380 | -0.7% | 581 | 4 | Village |
| Gnadenhutten | 8 | 1,186 | 1,233 | -0.67% | 1,327 | 1 | Village |
| Tuscarawas | 9 | 1,016 | 1,028 | -0.2% | 1,386 | 1 | Village |
| Bolivar | 10 | 952 | 988 | -0.63% | 1,007 | 1 | Village |
| Baltic | 11 | 820 | 844 | -0.49% | 1,017 | 1 | Village |
| Midvale | 12 | 649 | 670 | -0.46% | 894 | 1 | Village |
| Mineral City | 13 | 606 | 636 | -0.82% | 862 | 1 | Village |
| Port Washington | 14 | 534 | 555 | -0.56% | 980 | 1 | Village |
| Barnhill | 15 | 372 | 377 | -0.27% | 974 | 0 | Village |
| Roswell | 16 | 211 | 217 | -0.47% | 756 | 0 | Village |
| Parral | 17 | 195 | 204 | -0.51% | 1,083 | 0 | Village |
| Zoar | 18 | 167 | 176 | -0.6% | 290 | 1 | Village |
| Stone Creek | 19 | 144 | 149 | -0.69% | 339 | 0 | Village |
New Philadelphia is the largest city in Tuscarawas County, with a population of 17,231.
Stone Creek is the smallest city in Tuscarawas County, with a population of 144.
There are 19 cities in Tuscarawas County, Ohio.