Truesdale is located in Warren county Missouri with a geographic area of 1.3 square miles. The total population in Truesdale is 799 with 45.3% male and 54.7% female. Children under age 5 represent 12.3% of the population, under age 18 equal 36.0% of the population and over age 65 is 6.4% of the population. The median household income is $36,250, per capita income is $16,360. There are a total of 270 housing units with 65.2% owner occupied. Education includes 45.6% of residents that are high school graduates and 13.0% with a bachelor's degree or higher. The average temperature in Truesdale in the summer is 77 degrees, and in the winter 32 degrees.