Fountain lake is located in Garland county Arkansas with a geographic area of 4.2 square miles. The total population in Fountain lake is 538 with 55.2% male and 44.8% female. Children under age 5 represent 5.9% of the population, under age 18 equal 21.2% of the population and over age 65 is 19.3% of the population. The median household income is $52,031, per capita income is $21,867. There are a total of 198 housing units with 84.3% owner occupied. Education includes 39.4% of residents that are high school graduates and 10.1% with a bachelor's degree or higher. The average temperature in Fountain lake in the summer is 78 degrees, and in the winter 37 degrees.