York County, South Carolina Zip Codes
| Rock Hill | 57,182 |
| Rock Hill | 56,727 |
| Fort Mill | 42,028 |
| Fort Mill | 41,581 |
| Clover | 38,528 |
| York | 34,352 |
| Catawba | 3,512 |
| Sharon | 2,378 |
| McConnells | 2,099 |
| Smyrna | 1,913 |
| Rock Hill | 1,726 |
| Hickory Grove | 1,564 |
- Population is the most recent figure from the U.S. Census Bureau's 2022 American Community Survey (ACS) 5-Year Estimates.