Troutdale is located in Multnomah county Oregon with a geographic area of 5.9 square miles. The total population in Troutdale is 16,433 with 51.3% male and 48.7% female. Children under age 5 represent 9.9% of the population, under age 18 equal 29.0% of the population and over age 65 is 9.1% of the population. The median household income is $81,881, per capita income is $30,213. There are a total of 5,318 housing units with 67.4% owner occupied. Education includes 21.5% of residents that are high school graduates and 26.5% with a bachelor's degree or higher. The average temperature in Troutdale in the summer is 67 degrees, and in the winter 35 degrees.