Wilmot is located in Roberts county South dakota with a geographic area of 0.5 square miles. The total population in Wilmot is 554 with 49.8% male and 50.2% female. Children under age 5 represent 2.7% of the population, under age 18 equal 20.6% of the population and over age 65 is 35.4% of the population. The median household income is $50,455, per capita income is $30,209. There are a total of 270 housing units with 72.2% owner occupied. Education includes 24.4% of residents that are high school graduates and 24.8% with a bachelor's degree or higher. The average temperature in Wilmot in the summer is 70 degrees, and in the winter 15 degrees.