
Walnut Grove township
- County:
- Neosho County
- County Seat:
- No
- Area (mi²):
- 48.213
- State:
- Kansas
Walnut Grove township is located in Neosho County, Kansas. Walnut Grove township has a 2025 population of 303. Walnut Grove township is currently declining at a rate of -0.98% annually and its population has decreased by -5.02% since the most recent census, which recorded a population of 319 in 2020.
The average household income in Walnut Grove township is $102,497 with a poverty rate of 2.56%. The median age in Walnut Grove township is 45.2 years: 45.4 years for males, and 32.5 years for females.