39 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| New Philadelphia | 1 | 17,283 | 17,675 | -0.45% | 2,120 | 8 | City |
| Dover | 2 | 12,847 | 13,192 | -0.53% | 2,217 | 6 | City |
| Sugarcreek | 3 | 9,803 | 9,559 | 0.58% | 373 | 26 | Township |
| Mill | 4 | 9,605 | 9,810 | -0.18% | 379 | 25 | Township |
| Lawrence | 5 | 5,921 | 5,862 | 0.46% | 223 | 27 | Township |
| Tuscarawas | 6 | 5,778 | 5,805 | -0.05% | 197 | 29 | Township |
| Uhrichsville | 7 | 5,088 | 5,255 | -0.64% | 1,809 | 3 | City |
| Dover | 8 | 4,359 | 4,415 | -0.09% | 122 | 36 | Township |
| Sugar Creek | 9 | 4,352 | 4,472 | -0.32% | 186 | 23 | Township |
| Newcomerstown | 10 | 3,604 | 3,708 | -0.58% | 1,259 | 3 | Village |
| Dover | 11 | 3,250 | 3,325 | -0.4% | 90 | 36 | Township |
| Sandy | 12 | 2,934 | 2,936 | 0.07% | 121 | 24 | Township |
| Dover | 13 | 2,857 | 2,361 | 3.89% | 131 | 22 | Township |
| Strasburg | 14 | 2,752 | 2,754 | 0% | 1,910 | 1 | Village |
| Warwick | 15 | 2,741 | 2,786 | -0.11% | 128 | 21 | Township |
| Dennison | 16 | 2,629 | 2,689 | -0.45% | 1,943 | 1 | Village |
| Sugarcreek | 17 | 2,298 | 2,380 | -0.69% | 605 | 4 | Village |
| Clay | 18 | 1,894 | 1,927 | -0.05% | 79 | 24 | Township |
| Bucks | 19 | 1,854 | 1,903 | -0.27% | 82 | 23 | Township |
| Tuscarawas | 20 | 1,797 | 1,768 | 0.56% | 203 | 9 | Township |
| Dover | 21 | 1,567 | 1,608 | -0.44% | 73 | 21 | Township |
| Union | 22 | 1,434 | 1,463 | -0.14% | 64 | 22 | Township |
| York | 23 | 1,265 | 1,301 | -0.39% | 54 | 24 | Township |
| Gnadenhutten | 24 | 1,193 | 1,233 | -0.67% | 1,304 | 1 | Village |
| Auburn | 25 | 1,095 | 1,129 | -0.45% | 49 | 23 | Township |
| Tuscarawas | 26 | 1,020 | 1,030 | -0.2% | 1,392 | 1 | Village |
| Bolivar | 27 | 951 | 985 | -0.73% | 1,006 | 1 | Village |
| Rush | 28 | 842 | 851 | 0.12% | 28 | 30 | Township |
| Baltic | 29 | 816 | 841 | -0.61% | 1,012 | 1 | Village |
| Washington | 30 | 753 | 767 | -0.13% | 29 | 26 | Township |
| Midvale | 31 | 644 | 666 | -0.62% | 887 | 1 | Village |
| Mineral City | 32 | 612 | 637 | -0.81% | 871 | 1 | Village |
| Port Washington | 33 | 539 | 554 | -0.55% | 989 | 1 | Village |
| Dundee | 34 | 443 | 654 | 2.07% | 569 | 1 | CDP |
| Barnhill | 35 | 373 | 380 | -0.27% | 976 | 0 | Village |
| Roswell | 36 | 209 | 216 | -0.48% | 749 | 0 | Village |
| Parral | 37 | 195 | 204 | -1.02% | 1,083 | 0 | Village |
| Zoar | 38 | 171 | 176 | -0.58% | 297 | 1 | Village |
| Stone Creek | 39 | 142 | 146 | -0.7% | 334 | 0 | Village |
New Philadelphia is the largest city in Tuscarawas County, with a population of 17,283.
Stone Creek is the smallest city in Tuscarawas County, with a population of 142.
There are 39 cities in Tuscarawas County, Ohio.