Grafton is located in Taylor county West virginia with a geographic area of 3.7 square miles. The total population in Grafton is 5,035 with 46.4% male and 53.6% female. Children under age 5 represent 2.7% of the population, under age 18 equal 19.8% of the population and over age 65 is 20.1% of the population. The median household income is $34,555, per capita income is $19,629. There are a total of 2,164 housing units with 74.8% owner occupied. Education includes 38.1% of residents that are high school graduates and 22.3% with a bachelor's degree or higher. The average temperature in Grafton in the summer is 70 degrees, and in the winter 32 degrees.