Cornell is located in Livingston county Illinois with a geographic area of 0.7 square miles. The total population in Cornell is 428 with 48.6% male and 51.4% female. Children under age 5 represent 6.8% of the population, under age 18 equal 28.0% of the population and over age 65 is 13.3% of the population. The median household income is $50,625, per capita income is $22,386. There are a total of 166 housing units with 74.7% owner occupied. Education includes 36.7% of residents that are high school graduates and 12.7% with a bachelor's degree or higher. The average temperature in Cornell in the summer is 74 degrees, and in the winter 27 degrees.