Union township is located in Hardin County, Iowa Iowa. Unfortunately, the data for this location is currently limited or unavailable.
The median household income in Union township is $74,609 with a poverty rate of 2.07%. The median age in Union township is 37.2 years: 23.8 years for males, and 41.5 years for females. For every 100 females there are 154.4 males.