According to the U.S. Census Bureau, the county has an area of 443 square miles (1,150km2), of which 443 square miles (1,150km2) is land and 0.4 square miles (1.0km2) (0.1%) is water.[6]
U.S. Decennial Census[8] 1790-1960[9] 1900-1990[10] 1990-2000[11] 2010-2018[12]
Population of Audubon County from US census data
2020 census
The 2020 census recorded a population of 5,674 in the county, with a population density of 12.7788/sqmi (4.9339/km2). 97.41% of the population reported being of one race. 94.87% were non-Hispanic White, 0.30% were Black, 1.52% were Hispanic, 0.09% were Native American, 0.09% were Asian, 0.02% were Native Hawaiian or Pacific Islander and 3.12% were some other race or more than one race. There were 2,787 housing units of which 2,498 were occupied.[1]
2010 census
The 2010 census recorded a population of 6,119 in the county, with a population density of 13.813/sqmi (5.333/km2). There were 2,972 housing units, of which 2,617 were occupied.[13]
As of the census[14] of 2000, there were 6,830 people, 2,773 households, and 1,927 families residing in the county. The population density was 15 peopleper square mile (5.8 people/km2). There were 2,995 housing units at an average density of 7 unitsper square mile (2.7 units/km2). The racial makeup of the county was 99.17% White, 0.15% Black or African American, 0.09% Native American, 0.19% Asian, 0.03% from other races, and 0.38% from two or more races. 0.48% of the population were Hispanic or Latino of any race.
There were 2,773 households, out of which 30.10% had children under the age of 18 living with them, 61.40% were married couples living together, 5.60% had a female householder with no husband present, and 30.50% were non-families. 28.20% of all households were made up of individuals, and 16.70% had someone living alone who was 65 years of age or older. The average household size was 2.40 and the average family size was 2.94.
In the county, the population was spread out, with 25.90% under the age of 18, 5.00% from 18 to 24, 22.70% from 25 to 44, 22.90% from 45 to 64, and 23.50% who were 65 years of age or older. The median age was 42 years. For every 100 females there were 92.00 males. For every 100 females age 18 and over, there were 89.10 males.
The median income for a household in the county was $32,215, and the median income for a family was $37,288. Males had a median income of $28,090 versus $17,528 for females. The per capita income for the county was $17,489. About 6.70% of families and 7.70% of the population were below the poverty line, including 8.20% of those under age 18 and 7.80% of those age 65 or over.
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