
Jackson township
- County:
- Effingham County
- County Seat:
- No
- Area (mi²):
- 37.463
- State:
- Illinois
Jackson township is located in Effingham County, Illinois. Jackson township has a 2025 population of 1,212. Jackson township is currently declining at a rate of -0.25% annually and its population has decreased by -2.18% since the most recent census, which recorded a population of 1,239 in 2020.
The average household income in Jackson township is $89,330 with a poverty rate of 27.75%. The median age in Jackson township is 36.5 years: 35.2 years for males, and 37.2 years for females.