
St. Clair township
- County:
- Schuylkill County
- County Seat:
- No
- Area (mi²):
- 28.56
- State:
- Pennsylvania
St. Clair township is located in Schuylkill County, Pennsylvania. St. Clair township has a 2025 population of 1,297. St. Clair township is currently declining at a rate of -0.54% annually and its population has decreased by -3.06% since the most recent census, which recorded a population of 1,338 in 2020.
The average household income in St. Clair township is $70,882 with a poverty rate of 15.72%. The median age in St. Clair township is 49.8 years: 44.6 years for males, and 53.4 years for females.