Lecompton is located in Shawnee county Kansas with a geographic area of 1.8 square miles. The total population in Lecompton is 857 with 45.5% male and 54.5% female. Children under age 5 represent 9.6% of the population, under age 18 equal 27.8% of the population and over age 65 is 11.6% of the population. The median household income is $61,458, per capita income is $23,900. There are a total of 271 housing units with 80.1% owner occupied. Education includes 38.0% of residents that are high school graduates and 17.0% with a bachelor's degree or higher. The average temperature in Lecompton in the summer is 78 degrees, and in the winter 32 degrees.