
Carthage township
- County:
- Hancock County
- County Seat:
- No
- Area (mi²):
- 40.213
- State:
- Illinois
Carthage township is located in Hancock County, Illinois. Carthage township has a 2025 population of 2,876. Carthage township is currently declining at a rate of -0.42% annually and its population has decreased by -2.81% since the most recent census, which recorded a population of 2,959 in 2020.
The average household income in Carthage township is $93,464 with a poverty rate of 5.28%. The median age in Carthage township is 46.6 years: 40.8 years for males, and 50 years for females.