Simsbury is located in Hartford county Connecticut with a geographic area of square miles. The total population in Simsbury is 25,025 with 48.6% male and 51.4% female. Children under age 5 represent 4.7% of the population, under age 18 equal 25.7% of the population and over age 65 is 17.1% of the population. The median household income is $128,829, per capita income is $65,329. There are a total of 9,384 housing units with 77.4% owner occupied. Education includes 9.8% of residents that are high school graduates and 67.5% with a bachelor's degree or higher. The average temperature in Simsbury in the summer is 68 degrees, and in the winter 27 degrees.