2020 census
As of the 2020 census, the county had a population of 5,400. The median age was 45.5 years, with 21.9% of residents under the age of 18 and 23.1% aged 65 or older. For every 100 females there were 97.9 males, and for every 100 females age 18 and over there were 96.2 males age 18 and over. [12]
As of the 2020 census, the racial makeup of the county was 95.0% White, 0.3% Black or African American, 0.2% American Indian and Alaska Native, 0.4% Asian, less than 0.1% Native Hawaiian and Pacific Islander, 0.5% from some other race, and 3.5% from two or more races. Hispanic or Latino residents of any race comprised 2.4% of the population. [13]
As of the 2020 census, less than 0.1% of residents lived in urban areas, while 100.0% lived in rural areas. [14]
As of the 2020 census, there were 2,226 households in the county, of which 27.8% had children under the age of 18 living in them. Of all households, 50.5% were married-couple households, 19.0% were households with a male householder and no spouse or partner present, and 23.3% were households with a female householder and no spouse or partner present. About 29.2% of all households were made up of individuals and 14.3% had someone living alone who was 65 years of age or older. [12]
As of the 2020 census, there were 2,577 housing units, of which 13.6% were vacant. Among occupied housing units, 79.5% were owner-occupied and 20.5% were renter-occupied. The homeowner vacancy rate was 1.6% and the rental vacancy rate was 17.9%. [12]
2010 census
As of the 2010 census, there were 5,994 people, 2,425 households, and 1,673 families residing in the county. [24] The population density was 20.8 inhabitants per square mile (8.0/km2). There were 2,674 housing units at an average density of 9.3 per square mile (3.6/km2). [4] The racial makeup of the county was 97.7% white, 0.5% black or African American, 0.3% Asian, 0.2% American Indian, 0.3% from other races, and 1.0% from two or more races. Those of Hispanic or Latino origin made up 1.0% of the population. [24] In terms of ancestry, 33.5% were German, 15.5% were Irish, 13.8% were English, 10.8% were American, and 9.8% were Swedish. [25]
Of the 2,425 households, 28.9% had children under the age of 18 living with them, 56.6% were married couples living together, 8.0% had a female householder with no husband present, 31.0% were non-families, and 26.8% of all households were made up of individuals. The average household size was 2.43 and the average family size was 2.93. The median age was 43.8 years. [24]
The median income for a household in the county was $49,195 and the median income for a family was $62,681. Males had a median income of $44,931 versus $29,621 for females. The per capita income for the county was $25,311. About 7.6% of families and 11.2% of the population were below the poverty line, including 17.0% of those under age 18 and 4.8% of those age 65 or over. [26]
United States
Illinois 
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