Liberty is located in Clay county Missouri with a geographic area of 28.8 square miles. The total population in Liberty is 31,761 with 49.9% male and 50.1% female. Children under age 5 represent 6.1% of the population, under age 18 equal 26.3% of the population and over age 65 is 12.7% of the population. The median household income is $78,184, per capita income is $34,296. There are a total of 10,816 housing units with 74.6% owner occupied. Education includes 22.5% of residents that are high school graduates and 39.3% with a bachelor's degree or higher. The average temperature in Liberty in the summer is 75 degrees, and in the winter 32 degrees.