Liberty is located in Casey county Kentucky with a geographic area of 1.9 square miles. The total population in Liberty is 1,971 with 47.3% male and 52.7% female. Children under age 5 represent 1.2% of the population, under age 18 equal 14.8% of the population and over age 65 is 24.9% of the population. The median household income is $30,521, per capita income is $15,942. There are a total of 707 housing units with 45.4% owner occupied. Education includes 33.5% of residents that are high school graduates and 11.7% with a bachelor's degree or higher. The average temperature in Liberty in the summer is 76 degrees, and in the winter 36 degrees.