Harrietta is located in Wexford county Michigan with a geographic area of 1.0 square miles. The total population in Harrietta is 224 with 49.1% male and 50.9% female. Children under age 5 represent 4.0% of the population, under age 18 equal 33.0% of the population and over age 65 is 8.0% of the population. The median household income is $48,750, per capita income is $16,585. There are a total of 81 housing units with 76.5% owner occupied. Education includes 32.1% of residents that are high school graduates and 9.9% with a bachelor's degree or higher. The average temperature in Harrietta in the summer is 67 degrees, and in the winter 23 degrees.