Langdon is located in Reno county Kansas with a geographic area of 0.1 square miles. The total population in Langdon is 33 with 48.5% male and 51.5% female. Children under age 5 represent 0.0% of the population, under age 18 equal 0.0% of the population and over age 65 is 15.2% of the population. The median household income is $41,750, per capita income is $33,024. There are a total of 22 housing units with 81.8% owner occupied. Education includes 9.1% of residents that are high school graduates and 13.6% with a bachelor's degree or higher. The average temperature in Langdon in the summer is 78 degrees, and in the winter 32 degrees.