Box elder is located in Pennington county South dakota with a geographic area of 14.5 square miles. The total population in Box elder is 9,937 with 52.1% male and 47.9% female. Children under age 5 represent 8.7% of the population, under age 18 equal 24.4% of the population and over age 65 is 6.6% of the population. The median household income is $56,429, per capita income is $24,489. There are a total of 3,532 housing units with 48.7% owner occupied. Education includes 31.1% of residents that are high school graduates and 30.1% with a bachelor's degree or higher. The average temperature in Box elder in the summer is 69 degrees, and in the winter 15 degrees.