Riddle is located in Douglas county Oregon with a geographic area of 0.6 square miles. The total population in Riddle is 1,159 with 49.7% male and 50.3% female. Children under age 5 represent 4.0% of the population, under age 18 equal 23.6% of the population and over age 65 is 10.0% of the population. The median household income is $50,179, per capita income is $20,266. There are a total of 454 housing units with 67.2% owner occupied. Education includes 30.2% of residents that are high school graduates and 9.3% with a bachelor's degree or higher. The average temperature in Riddle in the summer is 66 degrees, and in the winter 35 degrees.