4 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Wyoming | 1 | 1,255 | 1,296 | -0.55% | 1,470 | 1 | City |
| Toulon | 2 | 1,154 | 1,187 | -0.43% | 1,135 | 1 | City |
| Bradford | 3 | 654 | 678 | -0.61% | 1,643 | 0 | Village |
| La Fayette | 4 | 151 | 159 | -0.66% | 799 | 0 | Village |
Wyoming is the largest city in Stark County, with a population of 1,255.
La Fayette is the smallest city in Stark County, with a population of 151.
There are 4 cities in Stark County, Illinois.