
St. Paul
- County:
- Collin County
- County Seat:
- No
- Area (mi²):
- 1.434
- State:
- Texas
St. Paul is a town located in Collin County, Texas. St. Paul has a 2025 population of 982. St. Paul is currently declining at a rate of -0.2% annually and its population has decreased by -0.91% since the most recent census, which recorded a population of 991 in 2020.
The average household income in St. Paul is $145,020 with a poverty rate of 12.32%. The median age in St. Paul is 41.5 years: 40 years for males, and 43.3 years for females.