| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density (/mi²) | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Lewisburg | 1 | 13,800 | 12,343 | 2.09% | 970 | 14 | City |
| Chapel Hill | 2 | 1,948 | 1,721 | 2.26% | 508 | 4 | Town |
| Cornersville | 3 | 1,417 | 1,251 | 2.31% | 242 | 6 | Town |
Lewisburg is the largest city in Marshall County, with a population of 13,800.
Cornersville is the smallest city in Marshall County, with a population of 1,417.
There are 3 cities in Marshall County, Tennessee.