Smithville is located in Wayne county Ohio with a geographic area of 1.2 square miles. The total population in Smithville is 1,330 with 51.7% male and 48.3% female. Children under age 5 represent 4.3% of the population, under age 18 equal 27.9% of the population and over age 65 is 20.0% of the population. The median household income is $63,417, per capita income is $30,738. There are a total of 524 housing units with 73.3% owner occupied. Education includes 38.7% of residents that are high school graduates and 24.2% with a bachelor's degree or higher. The average temperature in Smithville in the summer is 73 degrees, and in the winter 32 degrees.