Cambridge is located in Isanti county Minnesota with a geographic area of 7.5 square miles. The total population in Cambridge is 8,975 with 48.9% male and 51.1% female. Children under age 5 represent 6.9% of the population, under age 18 equal 25.6% of the population and over age 65 is 16.3% of the population. The median household income is $58,021, per capita income is $27,005. There are a total of 3,469 housing units with 68.7% owner occupied. Education includes 39.5% of residents that are high school graduates and 18.3% with a bachelor's degree or higher. The average temperature in Cambridge in the summer is 68 degrees, and in the winter 9 degrees.