Lake stevens is located in Snohomish county Washington with a geographic area of 9.2 square miles. The total population in Lake stevens is 33,470 with 50.1% male and 49.9% female. Children under age 5 represent 8.2% of the population, under age 18 equal 28.7% of the population and over age 65 is 9.5% of the population. The median household income is $93,087, per capita income is $36,286. There are a total of 11,536 housing units with 75.8% owner occupied. Education includes 21.5% of residents that are high school graduates and 30.4% with a bachelor's degree or higher. The average temperature in Lake stevens in the summer is 62 degrees, and in the winter 42 degrees.