Spring Lake township represents an area within the Spring Lake township subdivision of the Hand County (South Dakota),
which is not part of any official city, town or other place of the Spring Lake township subdivision.
This area is populated by approximatelly 24 people and occupies the area of 37 square miles - 2 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 30 and the “median female” is 33 years old.
Statistical data for the Spring Lake township based on the 2010 U.S. Census