7 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Holly Springs | 1 | 6,352 | 6,952 | -1.85% | 497 | 13 | City |
| Victoria | 2 | 1,556 | 1,045 | 7.16% | 212 | 7 | CDP |
| Byhalia | 3 | 1,377 | 1,340 | 0.51% | 194 | 7 | Town |
| Mount Pleasant | 4 | 522 | 281 | 6.97% | 218 | 2 | CDP |
| Potts Camp | 5 | 392 | 419 | -1.51% | 404 | 1 | Town |
| Red Banks | 6 | 51 | 102 | 6.25% | 19 | 3 | CDP |
| Waterford | 7 | 15 | 44 | 7.14% | 15 | 1 | CDP |
Holly Springs is the largest city in Marshall County, with a population of 6,352.
Waterford is the smallest city in Marshall County, with a population of 15.
There are 7 cities in Marshall County, Mississippi.