
Ash Grove township
- County:
- Shelby County
- County Seat:
- No
- Area (mi²):
- 42.119
- State:
- Illinois
Ash Grove township is located in Shelby County, Illinois. Ash Grove township has a 2025 population of 406. Ash Grove township is currently declining at a rate of -0.25% annually and its population has decreased by -1.69% since the most recent census, which recorded a population of 413 in 2020.
The average household income in Ash Grove township is $79,872 with a poverty rate of 8.91%. The median age in Ash Grove township is 37.6 years: 51 years for males, and 25.9 years for females.