As of the census of 2010, there were 80 people, 39 households, and 24 families residing in the city. The population density was. There were 44 housing units at an average density of. The racial makeup of the city was 97.5% White and 2.5% from two or more races. Hispanic or Latino of any race were 10.0% of the population. There were 39 households, of which 15.4% had children under the age of 18 living with them, 53.8% were married couplesliving together, 7.7% had a female householder with no husband present, and 38.5% were non-families. 38.5% of all households were made up of individuals, and 18% 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 2.58. The median age in the city was 57.5 years. 16.2% of residents were under the age of 18; 10.1% were between the ages of 18 and 24; 11.3% were from 25 to 44; 26.3% were from 45 to 64; and 36.3% were 65 years of age or older. The gender makeup of the city was 50.0% male and 50.0% female.
2000 census
As of the census of 2000, there were 91 people, 37 households, and 29 families residing in the city. The population density was 122.4 people per square mile. There were 46 housing units at an average density of 61.9 per square mile. The racial makeup of the city was 98.90% White, and 1.10% from two or more races. Hispanic or Latino of any race were 2.20% of the population. There were 37 households, out of which 24.3% had children under the age of 18 living with them, 67.6% were married couples living together, 5.4% had a female householder with no husband present, and 21.6% were non-families. 21.6% of all households were made up of individuals, and 13.5% had someone living alone who was 65 years of age or older. The average household size was 2.46 and the average family size was 2.79. In the city, the population was spread out, with 22.0% under the age of 18, 5.5% from 18 to 24, 15.4% from 25 to 44, 30.8% from 45 to 64, and 26.4% who were 65 years of age or older. The median age was 50 years. For every 100 females, there were 106.8 males. For every 100 females age 18 and over, there were 115.2 males. The median income for a household in the city was $42,813, and the median income for a family was $44,688. Males had a median income of $54,583 versus $13,750 for females. The per capita income for the city was $14,362. There were 10.3% of families and 10.8% of the population living below the poverty line, including 15.4% of under eighteens and none of those over 64.
Education
operates public schools serving the community. Clio was part of Lineville-Clio Community Schools until the district voted to disband in 2010. Lineville-Clio merged into Wayne on July 1, 2011. It was known as ACL Community for its namesake town names of Allerton, Clio, Lineville until 1966 when Allerton voted to join Cambria-Corydon to form Wayne Community Schools. Lineville-Clio has since merged with Wayne Community Schools in Corydon. No classes have been held in Clio for many decades with all classes being held at the campus in Lineville before merging with Wayne Community.
Miscellaneous Facts
Clio is served by the Union Pacific Railroad, Its predecessor (the Chicago and Northwestern Railroad purchased the Minneapolis-Kansas City "Spine Line" from the bankrupt Rock Island Railroad in the 1980s. There has not been a depot nor passenger service in Clio since the middle 1900s, although the line is very busy with through freight traffic.
