Clayton is located in Polk county Wisconsin with a geographic area of 3.2 square miles. The total population in Clayton is 435 with 45.7% male and 54.3% female. Children under age 5 represent 10.1% of the population, under age 18 equal 29.9% of the population and over age 65 is 12.2% of the population. The median household income is $46,250, per capita income is $23,038. There are a total of 183 housing units with 58.5% owner occupied. Education includes 41.0% of residents that are high school graduates and 14.8% with a bachelor's degree or higher. The average temperature in Clayton in the summer is 66 degrees, and in the winter 17 degrees.