Remainder of Calmar township represents an area within the Calmar township subdivision of the Winneshiek County (Iowa),
which is not part of any official city, town or other place of the Calmar township subdivision.
This area is populated by approximatelly 554 people and occupies the area of 35 square miles - 1 square miles represent water areas.
Racial makeup of the population is : White (95.85%), Some Other Race (3.43%) and Two or More races (0.54%).
The male part of the population has a median age of 41 and the “median female” is 41 years old.
Statistical data for the Remainder of Calmar township based on the 2010 U.S. Census