Henderson is located in Henderson county Kentucky with a geographic area of 16.1 square miles. The total population in Henderson is 28,469 with 47.5% male and 52.5% female. Children under age 5 represent 7.1% of the population, under age 18 equal 23.2% of the population and over age 65 is 17.1% of the population. The median household income is $40,360, per capita income is $24,680. There are a total of 12,060 housing units with 51.6% owner occupied. Education includes 34.0% of residents that are high school graduates and 20.3% with a bachelor's degree or higher. The average temperature in Henderson in the summer is 76 degrees, and in the winter 36 degrees.