Olive branch is located in Desoto county Mississippi with a geographic area of 37.2 square miles. The total population in Olive branch is 38,270 with 47.6% male and 52.4% female. Children under age 5 represent 6.1% of the population, under age 18 equal 24.5% of the population and over age 65 is 13.9% of the population. The median household income is $78,939, per capita income is $32,083. There are a total of 13,931 housing units with 77.2% owner occupied. Education includes 24.4% of residents that are high school graduates and 31.6% with a bachelor's degree or higher. The average temperature in Olive branch in the summer is 79 degrees, and in the winter 44 degrees.