Fortuna is located in Moniteau county Missouri with a geographic area of 0.2 square miles. The total population in Fortuna is 157 with 26.1% male and 73.9% female. Children under age 5 represent 28.0% of the population, under age 18 equal 28.0% of the population and over age 65 is 8.9% of the population. The median household income is $33,148, per capita income is $19,234. There are a total of 70 housing units with 100.0% owner occupied. Education includes 30.0% of residents that are high school graduates and 21.4% with a bachelor's degree or higher. The average temperature in Fortuna in the summer is 77 degrees, and in the winter 32 degrees.