Plank township is located in Keokuk County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median household income in Plank township is $92,143 with a poverty rate of 0%. The median age in Plank township is 39.4 years: 39.5 years for males, and 36.8 years for females. For every 100 females there are 122.7 males.