Columbus is located in Platte county Nebraska with a geographic area of 10.3 square miles. The total population in Columbus is 23,291 with 50.2% male and 49.8% female. Children under age 5 represent 7.9% of the population, under age 18 equal 25.9% of the population and over age 65 is 16.9% of the population. The median household income is $57,919, per capita income is $30,283. There are a total of 9,535 housing units with 66.6% owner occupied. Education includes 25.9% of residents that are high school graduates and 23.4% with a bachelor's degree or higher. The average temperature in Columbus in the summer is 75 degrees, and in the winter 26 degrees.