Mayfield is located in Graves county Kentucky with a geographic area of 7.3 square miles. The total population in Mayfield is 9,823 with 48.4% male and 51.6% female. Children under age 5 represent 6.3% of the population, under age 18 equal 28.5% of the population and over age 65 is 16.2% of the population. The median household income is $36,485, per capita income is $19,181. There are a total of 3,881 housing units with 51.5% owner occupied. Education includes 36.5% of residents that are high school graduates and 17.1% with a bachelor's degree or higher. The average temperature in Mayfield in the summer is 77 degrees, and in the winter 36 degrees.