Ottawa township represents an area within the Ottawa township subdivision of the Ottawa County (Kansas),
which is not part of any official city, town or other place of the Ottawa township subdivision.
This area is populated by approximatelly 46 people and occupies the area of 37 square miles - 1 square miles represent water areas.
Racial makeup of the population is : White (95.65%), Black or African American (4.35%) and Two or More races (0%).
The male part of the population has a median age of 51 and the “median female” is 48 years old.
Statistical data for the Ottawa township based on the 2010 U.S. Census