
Big Mound township
- County:
- Wayne County
- County Seat:
- No
- Area (mi²):
- 51.738
- State:
- Illinois
Big Mound township is located in Wayne County, Illinois. Big Mound township has a 2025 population of 1,685. Big Mound township is currently declining at a rate of -0.59% annually and its population has decreased by -3.49% since the most recent census, which recorded a population of 1,746 in 2020.
The average household income in Big Mound township is $51,343 with a poverty rate of 27.77%. The median age in Big Mound township is 52 years: 52.7 years for males, and 51.1 years for females.