Polk is located in Ashland county Ohio with a geographic area of 1.0 square miles. The total population in Polk is 402 with 54.2% male and 45.8% female. Children under age 5 represent 2.5% of the population, under age 18 equal 20.1% of the population and over age 65 is 17.9% of the population. The median household income is $55,625, per capita income is $25,877. There are a total of 150 housing units with 83.3% owner occupied. Education includes 42.7% of residents that are high school graduates and 25.3% with a bachelor's degree or higher. The average temperature in Polk in the summer is 73 degrees, and in the winter 32 degrees.