Rockford is located in Kent county Michigan with a geographic area of 3.2 square miles. The total population in Rockford is 6,310 with 50.8% male and 49.2% female. Children under age 5 represent 4.4% of the population, under age 18 equal 23.9% of the population and over age 65 is 13.4% of the population. The median household income is $86,694, per capita income is $39,217. There are a total of 2,553 housing units with 75.4% owner occupied. Education includes 9.4% of residents that are high school graduates and 45.4% with a bachelor's degree or higher. The average temperature in Rockford in the summer is 67 degrees, and in the winter 23 degrees.