Mapleton is a city in Bourbon County, Kansas, United States. As of the 2010 census, the city population was 84.HistoryMapleton was originally called Eldora, and under the latter name was founded in 1857. A post office was established under the name Mapleton in 1857. The first store in Mapleton opened in 1858. In 1861, the name of the town was officially changed to Mapleton, matching the name of the post office. Mapleton was so named for a grove of maple trees near the original town site.GeographyMapleton is located at . According to the United States Census Bureau, the city has a total area of 0.50sqmi, of which, 0.49sqmi is land and 0.01sqmi is water.Demographics2010 censusAs of the census of 2010, there were 84 people, 41 households, and 22 families residing in the city. The population density was 171.4PD/sqmi. There were 48 housing units at an average density of 98.0/sqmi. The racial makeup of the city was 98.8% White and 1.2% Asian.There were 41 households of which 26.8% had children under the age of 18 living with them, 41.5% were married couples living together, 12.2% had a male householder with no wife present, and 46.3% were non-families. 43.9% of all households were made up of individuals and 29.3% had someone living alone who was 65 years of age or older. The average household size was 2.05 and the average family size was 2.86.