Oregon is located in Ogle county Illinois with a geographic area of 1.9 square miles. The total population in Oregon is 3,747 with 52.7% male and 47.3% female. Children under age 5 represent 5.8% of the population, under age 18 equal 20.0% of the population and over age 65 is 24.4% of the population. The median household income is $58,125, per capita income is $30,077. There are a total of 1,758 housing units with 54.6% owner occupied. Education includes 42.7% of residents that are high school graduates and 17.0% with a bachelor's degree or higher. The average temperature in Oregon in the summer is 74 degrees, and in the winter 27 degrees.