2020 census The
2020 United States census counted 100 people, 35 households, and 21 families in Alton. The racial makeup was 97.0% (97)
white or
European American (96.0%
non-Hispanic white), 0.0% (0)
black or
African-American, 0.0% (0)
Native American or
Alaska Native, 0.0% (0)
Asian, 0.0% (0)
Pacific Islander or
Native Hawaiian, 1.0% (1) from
other races, and 2.0% (2) from
two or more races.
Hispanic or
Latino of any race was 1.0% (1) of the population. Of the 35 households, 17.1% had children under the age of 18; 42.9% were married couples living together; 20.0% had a female householder with no spouse or partner present. 37.1% of households consisted of individuals and 11.4% had someone living alone who was 65 years of age or older. The percentage of those with a bachelor’s degree or higher was estimated to be 7.0% of the population. 28.0% of the population was under the age of 18, 6.0% from 18 to 24, 18.0% from 25 to 44, 30.0% from 45 to 64, and 18.0% who were 65 years of age or older. The median age was 42.5 years. For every 100 females, there were 96.1 males. The median income for those above 16 years old was $36,875 (+/- $26,308). Approximately, 17.4% of families and 21.9% of the population were below the
poverty line, including 25.0% of those under the age of 18 and 11.8% of those ages 65 or over.
2010 census As of the
census of 2010, there were 103 people, 47 households, and 22 families residing in the city. The
population density was . There were 68 housing units at an average density of . The racial makeup of the city was 97.1%
White and 2.9% from two or more races. There were 47 households, of which 21.3% had children under the age of 18 living with them, 38.3% were
married couples living together, 8.5% had a female householder with no husband present, and 53.2% were non-families. 40.4% of all households were made up of individuals, and 21.3% had someone living alone who was 65 years of age or older. The average household size was 2.19 and the average family size was 2.77. The median age in the city was 48.3 years. 18.4% of residents were under the age of 18; 6% were between the ages of 18 and 24; 22.4% were from 25 to 44; 25.3% were from 45 to 64; and 28.2% were 65 years of age or older. The gender makeup of the city was 52.4% male and 47.6% female. ==Education==