Clio is a census-designated place in Plumas County, California, United States. The population was 90 at the 2000 census.
Clio is located at(39.745044, -120.571412).
According to the United States Census Bureau, the CDP has a total area of 0.6 square miles (1.5 km²), all of it land.
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 (58.9/km²). There were 60 housing units at an average density of 101.0/sq mi (39.3/km²). 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.
The primary local news source is the Portola Reporter, a newspaper published every Wednesday, except on certain holidays.
In the state legislature Clio is located in the 1st Senate District, represented by Republican Dave Cox, and in the 3rd Assembly District, represented by Republican Rick Keene. Federally, Clio is located in California's 4th congressional district, which has a Cook PVI of R +11 and is represented by Republican John Doolittle, who is stepping down from his seat due to the famous political-corruption scandal involving the convicted lobbyist Jack Abramoff.