Steptoe is located in Whitman county Washington with a geographic area of 2.2 square miles. The total population in Steptoe is 135 with 46.7% male and 53.3% female. Children under age 5 represent 1.5% of the population, under age 18 equal 7.4% of the population and over age 65 is 37.8% of the population. The median household income is $33,250, per capita income is $29,999. There are a total of 77 housing units with 72.7% owner occupied. Education includes 45.5% of residents that are high school graduates and 10.4% with a bachelor's degree or higher. The average temperature in Steptoe in the summer is 60 degrees, and in the winter 42 degrees.