
St Paul
- County:
- St. Charles County
- County Seat:
- No
- Area (mi²):
- 7.206
- State:
- Missouri
St. Paul is a city located in St. Charles County, Missouri. St. Paul has a 2025 population of 3,996. St. Paul is currently growing at a rate of 4.91% annually and its population has increased by 30.59% since the most recent census, which recorded a population of 3,060 in 2020.
The average household income in St. Paul is $174,935 with a poverty rate of 0.24%. The median age in St. Paul is 43.1 years: 42.8 years for males, and 43.8 years for females.