Washougal is located in Clark county Washington with a geographic area of 6.0 square miles. The total population in Washougal is 15,927 with 50.3% male and 49.7% female. Children under age 5 represent 5.1% of the population, under age 18 equal 23.5% of the population and over age 65 is 14.6% of the population. The median household income is $89,608, per capita income is $40,728. There are a total of 5,728 housing units with 74.4% owner occupied. Education includes 20.8% of residents that are high school graduates and 33.5% with a bachelor's degree or higher. The average temperature in Washougal in the summer is 61 degrees, and in the winter 42 degrees.