5 cities
| City | Rank | 2026 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Laurens | 1 | 9,345 | 9,365 | -0.03% | 915 | 10 | City |
| Clinton | 2 | 7,964 | 7,627 | 0.71% | 762 | 10 | City |
| Gray Court | 3 | 814 | 777 | 0.74% | 430 | 2 | Town |
| Cross Hill | 4 | 443 | 406 | 1.37% | 139 | 3 | Town |
| Waterloo | 5 | 159 | 150 | 1.27% | 89 | 2 | Town |
Laurens is the largest city in Laurens County, with a population of 9,345.
Waterloo is the smallest city in Laurens County, with a population of 159.
There are 5 cities in Laurens County, South Carolina.