Winnebago County, Iowa

Founding: 1857 (declared in 1851)
Parent county: Unorganized territory

Namesake: The Winnebago people
Seat: Forest City (1858–)

Land area: 400 square miles

Population (2020): 10,679

Population (historic): 1,562 (1870); 7,325 (1890); 11,914 (1910); 13,143 (1930)

Periods of population growth: 1860–1900; 1910s; 1930s; 1970s

Subdivisions: Seven cities; 12 townships

Pre-1940 residences (estimated): 1,456 (28%)
Pre-1940 housing survival rate: 47.9%

Farm housing in disrepair (1950): 3%

Nonfarm housing in disrepair (1950): 2.8%

Average farmhouse value (1930): $2,136
Average outbuilding value (1930): $2,488
Average farmhouse size (1940): 6.5 rooms
Number of farms (1920): 1,543
Average farm size (1920): 137.8 acres
Sources of settlement: Norway, Iowa, and Wisconsin
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Forest City

Namesake: Woodland near the city site

Founding: 1856 (platting); 1856 (post office); 1878 (incorporation)

Population (2020): 4,285

Population (historic): 155 (1870); 895 (1890); 1,691 (1910); 2,016 (1930)

Periods of population growth: 1856–1900; 1910s; 1930–1990; 2010s
Pre-1940 residences (estimated): 290 (15.8%)
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