
St. Francis township
- County:
- Effingham County
- County Seat:
- No
- Area (mi²):
- 32.375
- State:
- Illinois
St. Francis township is located in Effingham County, Illinois. St. Francis township has a 2025 population of 1,168. St. Francis township is currently growing at a rate of 0.17% annually but its population has decreased by -0.85% since the most recent census, which recorded a population of 1,178 in 2020.
The average household income in St. Francis township is $100,254 with a poverty rate of 4.59%. The median age in St. Francis township is 35.8 years: 34.8 years for males, and 39.3 years for females.