
Troy township
- County:
- Madison County
- County Seat:
- No
- Area (mi²):
- 34.711
- State:
- Illinois
Troy township is located in Madison County, Illinois. Troy township has a 2025 population of 49,984. Troy township is currently growing at a rate of 0.33% annually and its population has increased by 1.08% since the most recent census, which recorded a population of 49,449 in 2020.
The average household income in Troy township is $123,004 with a poverty rate of 5.51%. The median age in Troy township is 40.8 years: 40.1 years for males, and 41.9 years for females.