West des moines is located in Polk county Iowa with a geographic area of 47.2 square miles. The total population in West des moines is 66,724 with 49.5% male and 50.5% female. Children under age 5 represent 7.3% of the population, under age 18 equal 23.2% of the population and over age 65 is 13.6% of the population. The median household income is $74,159, per capita income is $45,768. There are a total of 29,440 housing units with 59.5% owner occupied. Education includes 12.3% of residents that are high school graduates and 58.3% with a bachelor's degree or higher. The average temperature in West des moines in the summer is 74 degrees, and in the winter 23 degrees.