Jasper township represents an area within the Jasper township subdivision of the Hanson County (South Dakota),
which is not part of any official city, town or other place of the Jasper township subdivision.
This area is populated by approximatelly 158 people and occupies the area of 36 square miles - 0 square miles represent water areas.
Racial makeup of the population is : White (100%), Two or More races (0%) and (%).
The male part of the population has a median age of 37 and the “median female” is 39 years old.
Statistical data for the Jasper township based on the 2010 U.S. Census