East granby is located in Hartford county Connecticut with a geographic area of square miles. The total population in East granby is 5,370 with 44.1% male and 55.9% female. Children under age 5 represent 6.0% of the population, under age 18 equal 25.5% of the population and over age 65 is 17.8% of the population. The median household income is $107,566, per capita income is $42,988. There are a total of 1,939 housing units with 80.0% owner occupied. Education includes 11.3% of residents that are high school graduates and 52.3% with a bachelor's degree or higher. The average temperature in East granby in the summer is 68 degrees, and in the winter 27 degrees.