Sulphur springs is located in Benton county Arkansas with a geographic area of 1.0 square miles. The total population in Sulphur springs is 444 with 56.3% male and 43.7% female. Children under age 5 represent 3.8% of the population, under age 18 equal 13.3% of the population and over age 65 is 14.4% of the population. The median household income is $32,039, per capita income is $16,952. There are a total of 181 housing units with 70.2% owner occupied. Education includes 44.2% of residents that are high school graduates and 15.5% with a bachelor's degree or higher. The average temperature in Sulphur springs in the summer is 77 degrees, and in the winter 37 degrees.