average family size was 3.00. The median age in the city was 50 years. 17.6% of residents were under the age of 18; 8.9% were between the ages of 18 and 24; 11.7% were from 25 to 44; 47.2% were from 45 to 64; and 14.7% were 65 years of age or older. The gender makeup of the city was 55.9% male and 44.1% female. 2000 census As of the census of 2000, there were 28 people, 15 households, and 4 families residing in the city. The population density was . There were 28 housing units at an average density of . The racial makeup of the city was 100.00% White. There were 15 households, out of which 26.7% had children under the age of 18 living with them, 20.0% were married couples living together, 13.3% had a female householder with no husband present, and 66.7% were non-families. 46.7% of all households were made up of individuals, and 33.3% had someone living alone who was 65 years of age or older. The average household size was 1.87 and the average family size was 2.80. Age spread: 21.4% under the age of 18, 10.7% from 18 to 24, 25.0% from 25 to 44, 25.0% from 45 to 64, and 17.9% who were 65 years of age or older. The median age was 42 years. The median income for a household in the city was $10,500, and the median income for a family was $0. Males had a median income of $8,750 versus $0 for females. The per capita income for the city was $9,891. There were no families and 45.5% of the population living below the poverty line, including no under eighteens and none of those over 64. Education Carbon is within the Corning Community School District. Residents are zoned to Southwest Valley High School, operated by the Corning district, and shared with the Villisca Community School District as part of a grade-sharing agreement. It was previously served by Corning High School. References Cities in Adams County, Iowa Cities in Iowa Populated places established in 1849 1849 establishments in Iowa