5 cities
| City | Rank | 2025 Pop. ↓ | 2020 Pop. | Annual Change | Density | Area (mi²) | Type |
|---|---|---|---|---|---|---|---|
| Laurens | 1 | 9,348 | 9,365 | -0.04% | 916 | 10 | City |
| Clinton | 2 | 7,908 | 7,627 | 0.71% | 757 | 10 | City |
| Gray Court | 3 | 808 | 777 | 0.75% | 427 | 2 | Town |
| Cross Hill | 4 | 437 | 406 | 1.39% | 137 | 3 | Town |
| Waterloo | 5 | 157 | 150 | 0.64% | 88 | 2 | Town |
Laurens is the largest city in Laurens County, with a population of 9,348.
Waterloo is the smallest city in Laurens County, with a population of 157.
There are 5 cities in Laurens County, South Carolina.