Owasso is located in Tulsa county Oklahoma with a geographic area of 16.9 square miles. The total population in Owasso is 36,395 with 50.0% male and 50.0% female. Children under age 5 represent 8.2% of the population, under age 18 equal 29.4% of the population and over age 65 is 11.1% of the population. The median household income is $66,897, per capita income is $30,465. There are a total of 13,477 housing units with 65.9% owner occupied. Education includes 23.1% of residents that are high school graduates and 36.9% with a bachelor's degree or higher. The average temperature in Owasso in the summer is 81 degrees, and in the winter 42 degrees.