
Kingston
- County:
- Caldwell County
- County Seat:
- Yes
- Area (mi²):
- 0.519
- State:
- Missouri
Kingston is a city located in Caldwell County, Missouri. Kingston has a 2025 population of 295. It is also the county seat of Caldwell County. Kingston is currently declining at a rate of 0% annually and its population has decreased by -0.67% since the most recent census, which recorded a population of 297 in 2020.
The average household income in Kingston is $48,624 with a poverty rate of 23.5%. The median age in Kingston is 41.7 years: 41.7 years for males, and 41.6 years for females.