Suwanee is located in Gwinnett county Georgia with a geographic area of 11.0 square miles. The total population in Suwanee is 20,444 with 47.7% male and 52.3% female. Children under age 5 represent 4.6% of the population, under age 18 equal 21.7% of the population and over age 65 is 8.7% of the population. The median household income is $90,372, per capita income is $41,591. There are a total of 7,579 housing units with 70.1% owner occupied. Education includes 8.3% of residents that are high school graduates and 61.0% with a bachelor's degree or higher. The average temperature in Suwanee in the summer is 76 degrees, and in the winter 42 degrees.
