Ellington is located in Tolland county Connecticut with a geographic area of square miles. The total population in Ellington is 16,348 with 50.1% male and 49.9% female. Children under age 5 represent 6.0% of the population, under age 18 equal 21.8% of the population and over age 65 is 17.1% of the population. The median household income is $89,645, per capita income is $48,985. There are a total of 6,844 housing units with 66.6% owner occupied. Education includes 24.2% of residents that are high school graduates and 48.9% with a bachelor's degree or higher. The average temperature in Ellington in the summer is 68 degrees, and in the winter 27 degrees.