Billings is located in Yellowstone county Montana with a geographic area of 44.8 square miles. The total population in Billings is 109,705 with 49.4% male and 50.6% female. Children under age 5 represent 6.5% of the population, under age 18 equal 23.1% of the population and over age 65 is 17.3% of the population. The median household income is $60,032, per capita income is $36,709. There are a total of 47,484 housing units with 63.2% owner occupied. Education includes 25.8% of residents that are high school graduates and 35.5% with a bachelor's degree or higher. The average temperature in Billings in the summer is 70 degrees, and in the winter 27 degrees.