The Ontario township is a subdivision of the Hand County, in the state of South Dakota.
This subdivision represents an area of 37 square miles - 1 square miles are water areas.
There are 0 cities, towns or villages in the Ontario township subdivision - their combined population count is 0.
Approximatelly 31 people live in “Remainders” areas, that are officially not part of any city or town.
Total population of the subdivision is 31.
Racial makeup of this subdivision is as follows : White (90.32%),
followed by Two or More races (9.68%) and Some Other Race (0%).
Median age for the male population is 41 and 48 for the female part.
Statistical data for the Ontario township based on the 2010 U.S. Census