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 $76,571 with a poverty rate of 2.67%. The median age in Union township is 47.9 years: 17.9 years for males, and 50.3 years for females. For every 100 females there are 132.3 males.