The Homosassa Springs Micropolitan Statistical Area includes all of Citrus County.
As of the census of 2000, there were 118,085 people, 62,204 households, and 25,350 families residing in the county. The population density was 3,051.2 persons per square mile (1,177.3/km²). There were 9,359 housing units at an average density of 1,365.1 houses per square mile (526.8/km²). The racial makeup of the county was 95.0% White, 2.4% African American, 0.4% Native American, 0.8% Asian, 0.0% Pacific Islander, 0.4% from other races, and 0.4% from two or more races. Hispanic or Latino of any race were 2.7% of the population.
There were 62,204 households out of which 21.0% had children under the age of 18 living with them, 46.9% were married couples living together, 20.4% had a female householder with no husband present, and 48.3% were non-families. 28.9% of all households were made up of individuals and 18.3% had someone living alone who was 65 years of age or older. The average household size was 2.20 and the average family size was 2.60.
In the county the population was spread out with 17.2% under the age of 18, 4.6% from 18 to 24, 19.1% from 25 to 44, 26.9% from 45 to 64, and 32.2% who were 65 years of age or older. The median age was 52.6 years. For every 100 females there were 91.4 males. For every 100 females age 18 and over, there were 87.2 males.
The median income for a household in the county was $44,508, and the median income for a family was $56,809. Males had a median income of $38,384 versus $32,107 for females. The per capita income for the city was $26,515. About 5.4% of families and 7.2% of the population were below the poverty line, including 5.8% of those under age 18 and 8.9% of those age 65 or over.
One rail line operates within the county. A freight line to the Crystal River Nuclear Power Plant in northern Citrus County. Other lines that used to run through Citrus were either converted into rail trails such as the Withlacoochee State Trail or abandoned.