| Zip Code | City | Population ↓ |
|---|---|---|
| 47834 | Brazil | 19,215 |
| 47841 | Clay City | 2,368 |
| 47840 | Centerpoint | 2,079 |
| 47858 | Lewis | 1,176 |
| 47833 | Bowling Green | 964 |
| 47846 | Cory | 785 |
| 47857 | Knightsville | 350 |
| 47881 | Staunton | 219 |
| 47853 | Harmony | 137 |
| 47845 | Coalmont | 40 |
The data shown reflect ZCTAs from the US Census. As of 2024, there are 10 ZCTAs in Clay County, Indiana (US Census).