Republic is located in Greene county Missouri with a geographic area of 15.6 square miles. The total population in Republic is 16,571 with 48.1% male and 51.9% female. Children under age 5 represent 10.1% of the population, under age 18 equal 30.8% of the population and over age 65 is 13.6% of the population. The median household income is $55,322, per capita income is $23,751. There are a total of 6,594 housing units with 57.6% owner occupied. Education includes 31.8% of residents that are high school graduates and 23.9% with a bachelor's degree or higher. The average temperature in Republic in the summer is 75 degrees, and in the winter 32 degrees.