Millville township is located in Clayton County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median household income in Millville township is $49,779 with a poverty rate of 8.77%. The median age in Millville township is 42.4 years: 56.1 years for males, and 25.5 years for females. For every 100 females there are 67.5 males.