Grand blanc is located in Genesee county Michigan with a geographic area of 3.6 square miles. The total population in Grand blanc is 7,881 with 48.7% male and 51.3% female. Children under age 5 represent 5.6% of the population, under age 18 equal 21.7% of the population and over age 65 is 15.5% of the population. The median household income is $62,784, per capita income is $43,048. There are a total of 3,525 housing units with 56.8% owner occupied. Education includes 19.9% of residents that are high school graduates and 45.8% with a bachelor's degree or higher. The average temperature in Grand blanc in the summer is 68 degrees, and in the winter 23 degrees.