Founded in 1809, Caldwell County is one of 120 counties in the state of Kentucky. Historically, Caldwell County was formed from Livingston County. The city of Princeton is the county seat. With FIPS code of 33, Caldwell County has a population of 12,624 and area of 347 square miles (899 km2).
List of all cities in Caldwell County, KY alphabetically
| City/Town | Postal Code | Area Code |
| Fredonia, KY | 42411 | 270 |
| Princeton, KY | 42445 | 270 |