Maineville is located in Warren county Ohio with a geographic area of 1.6 square miles. The total population in Maineville is 1,621 with 51.1% male and 48.9% female. Children under age 5 represent 15.1% of the population, under age 18 equal 35.4% of the population and over age 65 is 11.9% of the population. The median household income is $77,961, per capita income is $28,372. There are a total of 525 housing units with 76.0% owner occupied. Education includes 34.7% of residents that are high school graduates and 19.2% with a bachelor's degree or higher. The average temperature in Maineville in the summer is 73 degrees, and in the winter 32 degrees.
