23 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Van Wert | 1 | 11,130 | 11,108 | 0.04% | 1,478 | 8 | City |
| Pleasant | 2 | 11,047 | 10,926 | 0.57% | 303 | 36 | Township |
| Washington | 3 | 5,155 | 5,123 | 0.47% | 142 | 36 | Township |
| Ridge | 4 | 3,383 | 3,324 | 0.62% | 93 | 36 | Township |
| Scott | 5 | 2,277 | 2,274 | 0.18% | 61 | 37 | Township |
| Tully | 6 | 2,014 | 2,015 | 0.4% | 56 | 36 | Township |
| Willshire | 7 | 1,638 | 1,648 | 0.31% | 46 | 36 | Township |
| Liberty | 8 | 1,454 | 1,441 | 0.48% | 39 | 37 | Township |
| Scott | 9 | 1,365 | 1,313 | 1.19% | 65 | 21 | Township |
| Scott | 10 | 1,345 | 1,330 | 0.37% | 37 | 36 | Township |
| Convoy | 11 | 996 | 1,014 | -0.3% | 1,594 | 1 | Village |
| Union | 12 | 931 | 930 | 0.11% | 26 | 36 | Township |
| York | 13 | 724 | 732 | 0.28% | 20 | 36 | Township |
| Jennings | 14 | 682 | 666 | 1.19% | 24 | 28 | Township |
| Hoaglin | 15 | 649 | 634 | 0.93% | 20 | 32 | Township |
| Ohio City | 16 | 642 | 653 | -0.31% | 1,214 | 1 | Village |
| Middle Point | 17 | 570 | 570 | 0% | 1,048 | 1 | Village |
| Scott | 18 | 514 | 515 | 0.19% | 21 | 24 | Township |
| Willshire | 19 | 397 | 405 | -0.25% | 1,125 | 0 | Village |
| Scott | 20 | 234 | 240 | -0.43% | 289 | 1 | Village |
| Wren | 21 | 149 | 154 | -0.67% | 538 | 0 | Village |
| Venedocia | 22 | 133 | 138 | -0.75% | 964 | 0 | Village |
| Elgin | 23 | 45 | 45 | 0% | 201 | 0 | Village |
Van Wert is the largest city in Van Wert County, with a population of 11,130.
Elgin is the smallest city in Van Wert County, with a population of 45.
There are 23 cities in Van Wert County, Ohio.