Clio is located at . According to the United States Census Bureau, the CDP has a total area of, all of it land.
Demographics
2010
The 2010 United States Census reported that Clio had a population of 66. The population density was 114.7 people per square mile. The racial makeup of Clio was 64 White, 0 African American, 0 Native American, 0 Asian, 1 Pacific Islander, 1 from other races, and 0 from two or more races. Hispanic or Latino of any race were 1 persons. The Census reported that 66 people lived in households, 0 lived in non-institutionalized group quarters, and 0 were institutionalized. There were 39 households, out of which 4 had children under the age of 18 living in them, 14 were opposite-sex married couplesliving together, 2 had a female householder with no husband present, 0 had a male householder with no wife present. There were 0 unmarried opposite-sex partnerships, and 1 same-sex married couples or partnerships. 21 households were made up of individuals, and 10 had someone living alone who was 65 years of age or older. The average household size was 1.69. There were 16 families ; the average family size was 2.56. The population was spread out, with 7 people under the age of 18, 3 people aged 18 to 24, 7 people aged 25 to 44, 31 people aged 45 to 64, and 18 people who were 65 years of age or older. The median age was 56.0 years. For every 100 females, there were 94.1 males. For every 100 females age 18 and over, there were 90.3 males. There were 60 housing units at an average density of 104.2 per square mile, of which 33 were owner-occupied, and 6 were occupied by renters. The homeowner vacancy rate was 8.3%; the rental vacancy rate was 0%. 60 people lived in owner-occupied housing units and 6 people lived in rental housing units.
2000
As of the census of 2000, there were 90 people, 39 households, and 26 families residing in the CDP. The population density was 151.5 people per square mile. There were 60 housing units at an average density of 101.0 per square mile. The racial makeup of the CDP was 98.89% White, and 1.11% from two or more races. 3.33% of the population were Hispanic or Latino of any race. There were 39 households, out of which 30.8% had children under the age of 18 living with them, 56.4% were married couples living together, 7.7% had a female householder with no husband present, and 33.3% were non-families. 28.2% of all households were made up of individuals, and 15.4% had someone living alone who was 65 years of age or older. The average household size was 2.31 and the average family size was 2.81. In the CDP, the population was spread out, with 23.3% under the age of 18, 3.3% from 18 to 24, 18.9% from 25 to 44, 27.8% from 45 to 64, and 26.7% who were 65 years of age or older. The median age was 47 years. For every 100 females, there were 100 males. For every 100 females age 18 and over, there were 91.7 males. The median income for a household in the CDP was $23,036, and the median income for a family was $42,917. Males had a median income of $11,250 versus $0 for females. The per capita income for the CDP was $14,560. None of the population and none of the families were below the poverty line.
