
Lancaster township
- County:
- Wabash County
- County Seat:
- No
- Area (mi²):
- 32.027
- State:
- Illinois
Lancaster township is located in Wabash County, Illinois. Lancaster township has a 2025 population of 1,314. Lancaster township is currently declining at a rate of -1.13% annually and its population has decreased by -5.26% since the most recent census, which recorded a population of 1,387 in 2020.
The average household income in Lancaster township is $93,204 with a poverty rate of 4.6%. The median age in Lancaster township is 55.9 years: 49.5 years for males, and 58.6 years for females.