5 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Grant City | 1 | 761 | 817 | -1.17% | 573 | 1 | Town |
| Sheridan | 2 | 135 | 147 | -1.46% | 696 | 0 | Town |
| Worth | 3 | 58 | 63 | -1.69% | 230 | 0 | Village |
| Allendale | 4 | 45 | 48 | 0% | 79 | 1 | Village |
| Denver | 5 | 30 | 33 | 0% | 78 | 0 | Village |
Grant City is the largest city in Worth County, with a population of 761.
Denver is the smallest city in Worth County, with a population of 30.
There are 5 cities in Worth County, Missouri.