2020 census
As of the 2020 census, the county had a population of 24,710. Of the residents, 16.9% were under the age of 18 and 24.3% were 65 years of age or older; the median age was 51.6 years. For every 100 females there were 102.7 males, and for every 100 females age 18 and over there were 101.5 males. 39.9% of residents lived in urban areas and 60.1% lived in rural areas. [10] [11] [12]
The racial makeup of the county was 87.3% White, 0.5% Black or African American, 0.7% American Indian and Alaska Native, 0.9% Asian, 0.0% Native Hawaiian and Pacific Islander, 1.6% from some other race, and 8.9% from two or more races. Hispanic or Latino residents of any race comprised 6.9% of the population. [12]
There were 10,621 households in the county, of which 22.0% had children under the age of 18 living with them and 18.9% had a female householder with no spouse or partner present. About 24.6% of all households were made up of individuals and 10.8% had someone living alone who was 65 years of age or older. [11]
There were 13,316 housing units, of which 20.2% were vacant. Among occupied housing units, 82.2% were owner-occupied and 17.8% were renter-occupied. The homeowner vacancy rate was 1.9% and the rental vacancy rate was 8.4%. [11]
2000 census
At the 2000 census there were 20,555 people in 7,993 households, including 5,922 families, in the county. The population density was 37 people per square mile (14 people/km2). There were 10,362 housing units at an average density of 19 units per square mile (7.3 units/km2). The racial makeup of the county was 94.92% White, 0.55% Black or African American, 0.97% Native American, 0.58% Asian, 0.08% Pacific Islander, 0.90% from other races, and 2.00% from two or more races. 3.49% of the population were Hispanic or Latino of any race. [13] Of the 7,993 households 33.60% had children under the age of 18 living with them, 64.20% were married couples living together, 6.60% had a female householder with no husband present, and 25.90% were non-families. 19.60% of households were one person and 4.00% were one person aged 65 or older. The average household size was 2.56 and the average family size was 2.94.
The age distribution was 25.90% under the age of 18, 5.60% from 18 to 24, 31.20% from 25 to 44, 29.80% from 45 to 64, and 7.50% 65 or older. The median age was 39 years. For every 100 females there were 102.70 males. For every 100 females age 18 and over, there were 100.90 males.
The median income for a household in the county was $50,165, and the median family income was $57,071. Males had a median income of $37,194 versus $26,934 for females. The per capita income for the county was $23,412. About 3.40% of families and 5.40% of the population were below the poverty line, including 6.90% of those under age 18 and 4.20% of those age 65 or over.
United States
Colorado 
