Dakota dunes is located in Union county South dakota with a geographic area of 2.5 square miles. The total population in Dakota dunes is 3,231 with 52.5% male and 47.5% female. Children under age 5 represent 5.3% of the population, under age 18 equal 24.3% of the population and over age 65 is 13.7% of the population. The median household income is $103,466, per capita income is $71,098. There are a total of 1,407 housing units with 61.9% owner occupied. Education includes 21.6% of residents that are high school graduates and 54.7% with a bachelor's degree or higher. The average temperature in Dakota dunes in the summer is 70 degrees, and in the winter 15 degrees.