
Walnut township
- County:
- Pottawattamie County
- County Seat:
- No
- Area (mi²):
- 35.474
- State:
- Iowa
Walnut township is located in Pottawattamie County, Iowa. Walnut township has a 2025 population of 1,162. Walnut township is currently declining at a rate of 0% annually and its population has decreased by 0% since the most recent census, which recorded a population of 0 in 2020.
The average household income in Walnut township is $78,475 with a poverty rate of 7.14%. The median age in Walnut township is 40.9 years: 40.9 years for males, and 40.9 years for females.