Walnut township is located in Pottawattamie County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median household income in Walnut township is $196,750 with a poverty rate of 0%. The median age in Walnut township is 45.6 years: 53.4 years for males, and 36.3 years for females. For every 100 females there are 45.0 males.