
Princeton
- County:
- Caldwell County
- County Seat:
- Yes
- Area (mi²):
- 8.986
- State:
- Kentucky
Princeton is a city located in Caldwell County, Kentucky. Princeton has a 2025 population of 6,151. It is also the county seat of .Princeton is currently declining at a rate of -0.34% annually and its population has decreased by -1.71% since the most recent census, which recorded a population of 6,258 in 2020.
The average household income in Princeton is $69,602 with a poverty rate of 13.73%. The median age in Princeton is 41.2 years: 42.1 years for males, and 38.9 years for females.