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Audubon County, Iowa facts for kids

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Audubon County
Audubon County Courthouse in Audubon
Audubon County Courthouse in Audubon
Map of Iowa highlighting Audubon County
Location within the U.S. state of Iowa
Map of the United States highlighting Iowa
Iowa's location within the U.S.
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Country  United States
State  Iowa
Founded 1851
Named for John James Audubon
Seat Audubon
Largest city Audubon
Area
 • Total 443 sq mi (1,150 km2)
 • Land 443 sq mi (1,150 km2)
 • Water 0.4 sq mi (1 km2)  0.1%
Population
 (2020)
 • Total 5,674
 • Density 12.808/sq mi (4.945/km2)
Time zone UTC−6 (Central)
 • Summer (DST) UTC−5 (CDT)
Congressional district 4th

Audubon County is a county in the U.S. state of Iowa. As of the 2020 census, the population was 5,674, making it Iowa's third-least populous county. Its county seat is Audubon. The county was named after John James Audubon, the naturalist and artist.

History

Audubon County was formed on January 15, 1851 from sections of Pottawattamie County. It was named after John James Audubon. The current Audubon County Court House was opened in 1940.

Geography

According to the U.S. Census Bureau, the county has an area of 443 square miles (1,150 km2), of which 443 square miles (1,150 km2) is land and 0.4 square miles (1.0 km2) (0.1%) is water.

Major highways

  • US 71 (IA).svg U.S. Highway 71
  • Iowa 44.svg Iowa Highway 44
  • Iowa 173.svg Iowa Highway 173

Adjacent counties

Demographics

Historical population
Census Pop.
1860 454
1870 1,212 167.0%
1880 7,448 514.5%
1890 12,412 66.6%
1900 13,626 9.8%
1910 12,671 −7.0%
1920 12,520 −1.2%
1930 12,264 −2.0%
1940 11,790 −3.9%
1950 11,579 −1.8%
1960 10,919 −5.7%
1970 9,595 −12.1%
1980 8,559 −10.8%
1990 7,334 −14.3%
2000 6,830 −6.9%
2010 6,119 −10.4%
2020 5,674 −7.3%
U.S. Decennial Census
1790-1960 1900-1990
1990-2000 2010-2018
AudubonCountyIowaPop2020
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/sq mi (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.

2010 census

The 2010 census recorded a population of 6,119 in the county, with a population density of 13.813/sq mi (5.333/km2). There were 2,972 housing units, of which 2,617 were occupied.

Communities

Cities

Townships

Audubon County is divided into twelve townships:

Population ranking

The population ranking of the following table is based on the 2010 census of Audubon County.

county seat

Rank City/Town/etc. Municipal type Population (2010 Census)
1 Audubon City 2,176
2 Exira City 840
3 Kimballton City 322
4 Brayton City 128
5 Gray City 63
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