4 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Winona | 1 | 996 | 956 | 0.81% | 262 | 4 | City |
| Birch Tree | 2 | 566 | 545 | 0.71% | 410 | 1 | City |
| Eminence | 3 | 534 | 516 | 0.56% | 283 | 2 | City |
| Montier | 4 | 91 | 28 | 7.06% | 92 | 1 | CDP |
Winona is the largest city in Shannon County, with a population of 996.
Montier is the smallest city in Shannon County, with a population of 91.
There are 4 cities in Shannon County, Missouri.