3 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Richton | 1 | 931 | 953 | -0.53% | 406 | 2 | Town |
| Beaumont | 2 | 663 | 678 | -0.45% | 192 | 3 | Town |
| New Augusta | 3 | 538 | 553 | -0.55% | 105 | 5 | Town |
Richton is the largest city in Perry County, with a population of 931.
New Augusta is the smallest city in Perry County, with a population of 538.
There are 3 cities in Perry County, Mississippi.