
La Harpe
- County:
- Allen County
- County Seat:
- No
- Area (mi²):
- 0.797
- State:
- Kansas
La Harpe is a city located in Allen County, Kansas. La Harpe has a 2025 population of 490. La Harpe is currently growing at a rate of 0.2% annually and its population has increased by 1.03% since the most recent census, which recorded a population of 485 in 2020.
The average household income in La Harpe is $61,310 with a poverty rate of 8.25%. The median age in La Harpe is 56.7 years: 63.4 years for males, and 50.7 years for females.