
Frankfort township
- County:
- Will County
- County Seat:
- No
- Area (mi²):
- 36.465
- State:
- Illinois
Frankfort township is located in Will County, Illinois. Frankfort township has a 2025 population of 6,256. Frankfort township is currently declining at a rate of -0.33% annually and its population has decreased by -2.28% since the most recent census, which recorded a population of 6,402 in 2020.
The average household income in Frankfort township is $69,955 with a poverty rate of 24.31%. The median age in Frankfort township is 39.8 years: 38.8 years for males, and 41.9 years for females.