Bellingham is located in Whatcom county Washington with a geographic area of 28.1 square miles. The total population in Bellingham is 90,821 with 48.4% male and 51.6% female. Children under age 5 represent 3.7% of the population, under age 18 equal 13.9% of the population and over age 65 is 15.7% of the population. The median household income is $56,198, per capita income is $32,419. There are a total of 38,680 housing units with 46.4% owner occupied. Education includes 15.0% of residents that are high school graduates and 44.1% with a bachelor's degree or higher. The average temperature in Bellingham in the summer is 62 degrees, and in the winter 42 degrees.