Remainder of Ontwa township represents an area within the Ontwa township subdivision of the Cass County (Michigan),
which is not part of any official city, town or other place of the Ontwa township subdivision.
This area is populated by approximatelly 5.290 people and occupies the area of 21 square miles - 2 square miles represent water areas.
Racial makeup of the population is : White (96.52%), Two or More races (1.72%) and Black or African American (0.76%).
The male part of the population has a median age of 42 and the “median female” is 43 years old.
Statistical data for the Remainder of Ontwa township based on the 2010 U.S. Census