Union Township is a township in
Shelby County,
Iowa
Iowa ( ) is a U.S. state, state in the upper Midwestern United States, Midwestern region of the United States. It borders the Mississippi River to the east and the Missouri River and Big Sioux River to the west; Wisconsin to the northeast, Ill ...
, established on September 4, 1871. There are 680 people and 19.1 people per square mile in Union Township. The total area is 35.7 square miles.
The city of
Defiance is surrounded by the township.
References
Townships in Shelby County, Iowa
Townships in Iowa
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