Mckenzie is located in Carroll county Tennessee with a geographic area of 6.4 square miles. The total population in Mckenzie is 5,517 with 49.8% male and 50.2% female. Children under age 5 represent 5.6% of the population, under age 18 equal 18.4% of the population and over age 65 is 20.8% of the population. The median household income is $37,401, per capita income is $22,528. There are a total of 2,093 housing units with 57.1% owner occupied. Education includes 37.0% of residents that are high school graduates and 24.9% with a bachelor's degree or higher. The average temperature in Mckenzie in the summer is 75 degrees, and in the winter 38 degrees.