Ortonville is located in Oakland county Michigan with a geographic area of 1.0 square miles. The total population in Ortonville is 1,334 with 41.2% male and 58.8% female. Children under age 5 represent 3.4% of the population, under age 18 equal 26.4% of the population and over age 65 is 14.7% of the population. The median household income is $80,313, per capita income is $39,278. There are a total of 498 housing units with 77.1% owner occupied. Education includes 22.1% of residents that are high school graduates and 30.9% with a bachelor's degree or higher. The average temperature in Ortonville in the summer is 67 degrees, and in the winter 23 degrees.