
Franklin township
- County:
- Johnson County
- County Seat:
- No
- Area (mi²):
- 35.501
- State:
- Indiana
Franklin township is located in Johnson County, Indiana. Franklin township has a 2025 population of 21,974. Franklin township is currently growing at a rate of 0.7% annually and its population has increased by 3.35% since the most recent census, which recorded a population of 21,262 in 2020.
The average household income in Franklin township is $92,055 with a poverty rate of 10.42%. The median age in Franklin township is 32.7 years: 33.9 years for males, and 32.2 years for females.