Harper township
- County:
- Harper County
- County Seat:
- No
- Area (mi²):
- 35.677
- State:
- Kansas
Harper township is located in Harper County, Kansas. Harper township has a 2026 population of 135. Harper township is currently declining at a rate of 0% annually and its population has increased by 1.5% since the most recent census, which recorded a population of 133 in 2020.
The median household income in Harper township is $101,364 with a poverty rate of 0%. The median age in Harper township is 65.3 years: 71.6 years for males, and 54.5 years for females. For every 100 females there are 104.5 males.