Brainerd is located in Crow wing county Minnesota with a geographic area of 12.1 square miles. The total population in Brainerd is 13,423 with 45.0% male and 55.0% female. Children under age 5 represent 8.6% of the population, under age 18 equal 22.6% of the population and over age 65 is 17.0% of the population. The median household income is $36,699, per capita income is $25,319. There are a total of 6,012 housing units with 50.5% owner occupied. Education includes 31.8% of residents that are high school graduates and 16.7% with a bachelor's degree or higher. The average temperature in Brainerd in the summer is 66 degrees, and in the winter 9 degrees.