
Gardner township
- County:
- Johnson County
- County Seat:
- No
- Area (mi²):
- 26.712
- State:
- Kansas
Gardner township is located in Johnson County, Kansas. Gardner township has a 2025 population of 2,557. Gardner township is currently growing at a rate of 0.08% annually and its population has increased by 0.39% since the most recent census, which recorded a population of 2,547 in 2020.
The average household income in Gardner township is $131,888 with a poverty rate of 13.09%. The median age in Gardner township is 39.6 years: 37.5 years for males, and 43.6 years for females.