Murray is located in Calloway county Kentucky with a geographic area of 11.7 square miles. The total population in Murray is 19,254 with 49.8% male and 50.2% female. Children under age 5 represent 4.4% of the population, under age 18 equal 14.0% of the population and over age 65 is 12.8% of the population. The median household income is $31,827, per capita income is $19,701. There are a total of 7,374 housing units with 41.4% owner occupied. Education includes 24.2% of residents that are high school graduates and 35.3% with a bachelor's degree or higher. The average temperature in Murray in the summer is 78 degrees, and in the winter 36 degrees.