The Decorah township is a subdivision of the Winneshiek County, in the state of Iowa.
This subdivision represents an area of 37 square miles - 1 square miles are water areas.
There are 1 cities, towns or villages in the Decorah township subdivision - their combined population count is 8.127.
Approximatelly 1.913 people live in “Remainders” areas, that are officially not part of any city or town.
Total population of the subdivision is 10.040.
Racial makeup of this subdivision is as follows : White (94.88%),
followed by Asian (1.99%) and Black or African American (1.25%).
Median age for the male population is 31 and 36 for the female part.
Statistical data for the Decorah township based on the 2010 U.S. Census