
Pendleton township
- County:
- Jefferson County
- County Seat:
- No
- Area (mi²):
- 35.494
- State:
- Illinois
Pendleton township is located in Jefferson County, Illinois. Pendleton township has a 2025 population of 1,128. Pendleton township is currently declining at a rate of -0.35% annually and its population has decreased by -2.51% since the most recent census, which recorded a population of 1,157 in 2020.
The average household income in Pendleton township is $67,069 with a poverty rate of 13.86%. The median age in Pendleton township is 29.3 years: 31 years for males, and 26.7 years for females.