Tea is located in Lincoln county South dakota with a geographic area of 3.4 square miles. The total population in Tea is 5,714 with 48.4% male and 51.6% female. Children under age 5 represent 8.5% of the population, under age 18 equal 38.0% of the population and over age 65 is 4.0% of the population. The median household income is $89,452, per capita income is $30,144. There are a total of 1,669 housing units with 70.0% owner occupied. Education includes 17.3% of residents that are high school graduates and 44.9% with a bachelor's degree or higher. The average temperature in Tea in the summer is 70 degrees, and in the winter 15 degrees.