Ellison bay is located in Door county Wisconsin with a geographic area of 2.7 square miles. The total population in Ellison bay is 148 with 43.9% male and 56.1% female. Children under age 5 represent 4.7% of the population, under age 18 equal 4.7% of the population and over age 65 is 25.0% of the population. The median household income is $81,705, per capita income is $48,567. There are a total of 65 housing units with 92.3% owner occupied. Education includes 21.5% of residents that are high school graduates and 38.5% with a bachelor's degree or higher. The average temperature in Ellison bay in the summer is 66 degrees, and in the winter 17 degrees.