Alcester is located in Union county South dakota with a geographic area of 0.7 square miles. The total population in Alcester is 952 with 49.8% male and 50.2% female. Children under age 5 represent 12.4% of the population, under age 18 equal 26.4% of the population and over age 65 is 38.6% of the population. The median household income is $50,268, per capita income is $23,701. There are a total of 407 housing units with 75.4% owner occupied. Education includes 33.9% of residents that are high school graduates and 18.9% with a bachelor's degree or higher. The average temperature in Alcester in the summer is 70 degrees, and in the winter 15 degrees.
