4 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Paola | 1 | 5,873 | 5,758 | 0.32% | 1,108 | 5 | City |
| Louisburg | 2 | 5,411 | 4,975 | 1.37% | 1,109 | 5 | City |
| Osawatomie | 3 | 4,188 | 4,184 | 0.02% | 797 | 5 | City |
| Fontana | 4 | 234 | 224 | 0.86% | 269 | 1 | City |
Paola is the largest city in Miami County, with a population of 5,873.
Fontana is the smallest city in Miami County, with a population of 234.
There are 4 cities in Miami County, Kansas.