Ellis grove is located in Randolph county Illinois with a geographic area of 0.5 square miles. The total population in Ellis grove is 316 with 50.0% male and 50.0% female. Children under age 5 represent 6.0% of the population, under age 18 equal 28.2% of the population and over age 65 is 13.0% of the population. The median household income is $53,750, per capita income is $26,186. There are a total of 126 housing units with 74.6% owner occupied. Education includes 46.0% of residents that are high school graduates and 8.7% with a bachelor's degree or higher. The average temperature in Ellis grove in the summer is 74 degrees, and in the winter 27 degrees.