
Johnson township
- County:
- LaGrange County
- County Seat:
- No
- Area (mi²):
- 33.254
- State:
- Indiana
Johnson township is located in LaGrange County, Indiana. Johnson township has a 2025 population of 3,633. Johnson township is currently growing at a rate of 0.11% annually and its population has increased by 0.97% since the most recent census, which recorded a population of 3,598 in 2020.
The average household income in Johnson township is $89,745 with a poverty rate of 6.69%. The median age in Johnson township is 43.8 years: 41.2 years for males, and 46.9 years for females.