
Assumption township
- County:
- Christian County
- County Seat:
- No
- Area (mi²):
- 42.847
- State:
- Illinois
Assumption township is located in Christian County, Illinois. Assumption township has a 2025 population of 1,271. Assumption township is currently declining at a rate of -0.31% annually and its population has decreased by -2.83% since the most recent census, which recorded a population of 1,308 in 2020.
The average household income in Assumption township is $55,305 with a poverty rate of 12.1%. The median age in Assumption township is 38.6 years: 48 years for males, and 35.4 years for females.