Audubon County, Iowa

Founding: 1855 (declared in 1851)
Parent counties: Pottawattamie and unorganized territory
Namesake: John Audubon, American naturalist
Seat: Exira (1861–1879); Audubon (1879–)
Land area: 443 square miles
Population (2020): 5,674
Population (historic): 454 (1860); 7,448 (1880); 13,626 (1900); 12,264 (1930)
Periods of population growth: pre-1860–1900
Subdivisions: Five cities; 12 townships
Pre-1940 residences (estimated): 1,226 (40.9%)
Pre-1940 housing survival rate: 43.9%

Farm housing in disrepair (1950): 2.8%

Nonfarm housing in disrepair (1950): 1.1%

Average farmhouse value (1930): $2,119
Average outbuilding value (1930): $2,872
Average farmhouse size (1940): 6.6 rooms
Number of farms (1920): 1,818
Average farm size (1920): 143.6 acres
Sources of settlement: Iowa, Denmark, Germany, Illinois, Ohio, Pennsylvania, and New York
_________________________________________________________________________________
 

Audubon

 
Namesake: 1878 (platting); 1878 (post office); 1880 (incorporation)
Founding: John Audubon, American naturalist
Population (2020): 2,053
Population (historic): 792 (1880); 1,866 (1900); 2,255 (1930)
Periods of population growth: 1878–1960
Pre-1940 residences (estimated): 313 (27.3%)
_________________________________________________________________________________

View and filter the data. Or see a map.
_________________________________________________________________________________

Outstanding Buildings

1. Isaac Hallock House (c. 1895). 3265 Jay Road. Exira. Eastlake.
2. Audubon County Infirmary (1890). 1891 215th Road. LeRoy. Italianate.
3. George Christensen House (c. 1890). 1731 Littlefield Road. Oakfield. Eastlake.

_________________________________________________________________________________