North branch is located in Chisago county Minnesota with a geographic area of 35.6 square miles. The total population in North branch is 10,585 with 48.8% male and 51.2% female. Children under age 5 represent 4.7% of the population, under age 18 equal 22.8% of the population and over age 65 is 14.6% of the population. The median household income is $85,213, per capita income is $35,668. There are a total of 3,881 housing units with 85.8% owner occupied. Education includes 32.1% of residents that are high school graduates and 21.4% with a bachelor's degree or higher. The average temperature in North branch in the summer is 70 degrees, and in the winter 9 degrees.