
Seminary township
- County:
- Fayette County
- County Seat:
- No
- Area (mi²):
- 44.923
- State:
- Illinois
Seminary township is located in Fayette County, Illinois. Seminary township has a 2025 population of 482. Seminary township is currently declining at a rate of -0.21% annually and its population has decreased by -1.23% since the most recent census, which recorded a population of 488 in 2020.
The average household income in Seminary township is $59,749 with a poverty rate of 2.8%. The median age in Seminary township is 57.3 years: 57.2 years for males, and 62.8 years for females.