Spencer is located in Medina county Ohio with a geographic area of 1.0 square miles. The total population in Spencer is 684 with 48.8% male and 51.2% female. Children under age 5 represent 5.4% of the population, under age 18 equal 30.4% of the population and over age 65 is 9.9% of the population. The median household income is $47,222, per capita income is $22,646. There are a total of 250 housing units with 76.4% owner occupied. Education includes 57.2% of residents that are high school graduates and 14.4% with a bachelor's degree or higher. The average temperature in Spencer in the summer is 73 degrees, and in the winter 32 degrees.