
Orange township
- County:
- Knox County
- County Seat:
- No
- Area (mi²):
- 36.165
- State:
- Illinois
Orange township is located in Knox County, Illinois. Orange township has a 2025 population of 507. Orange township is currently declining at a rate of -0.39% annually and its population has decreased by -3.43% since the most recent census, which recorded a population of 525 in 2020.
The average household income in Orange township is $146,477 with a poverty rate of 9.18%. The median age in Orange township is 59.1 years: 51.8 years for males, and 59.3 years for females.