Donnelly is located in Stevens county Minnesota with a geographic area of 2.8 square miles. The total population in Donnelly is 250 with 45.2% male and 54.8% female. Children under age 5 represent 5.2% of the population, under age 18 equal 17.2% of the population and over age 65 is 22.8% of the population. The median household income is $71,250, per capita income is $33,679. There are a total of 120 housing units with 85.0% owner occupied. Education includes 45.0% of residents that are high school graduates and 13.3% with a bachelor's degree or higher. The average temperature in Donnelly in the summer is 69 degrees, and in the winter 9 degrees.