Springfield township represents an area within the Springfield township subdivision of the Winneshiek County (Iowa),
which is not part of any official city, town or other place of the Springfield township subdivision.
This area is populated by approximatelly 429 people and occupies the area of 37 square miles - 0 square miles represent water areas.
Racial makeup of the population is : White (99.53%), Some Other Race (0.23%) and Two or More races (0%).
The male part of the population has a median age of 44 and the “median female” is 41 years old.
Statistical data for the Springfield township based on the 2010 U.S. Census