Kossuth County, Iowa

Founding: 1856 (declared in 1851)
Parent county: Unorganized territory
Namesake: Lajos Kossuth, Hungarian politician
Seat: Algona (1856–)
Land area: 973 square miles
Population (2020): 14,828
Population (historic): 416 (1860); 6,178 (1880); 22,720 (1900); 25,452 (1930)
Periods of population growth: 1860–1900; 1910–1940
Subdivisions: 3 cities; four CDPs; 28 townships
National Register listings: Seven
Pre-1940 residences (estimated): 2,601 (34.6%)
Pre-1940 housing survival rate: 45.6%

Farm housing in disrepair (1950): 4.4%

Nonfarm housing in disrepair (1950): 5.2%

Average farmhouse value (1930): $2,376
Average outbuilding value (1930): $3,081

Average farmhouse size (1940): 6.6 rooms
Number of farms (1920): 2,928
Average farm size (1920): 172.7 acres
Sources of settlement: Iowa, Germany, Illinois, Wisconsin, and Sweden
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Algona

 
Namesake: A neologism coined by Asa Call, founder of the city
Founding: 1854 (platting); 1856 (post office); 1872 (incorporation)
Population (2020): 5,487
Population (historic): 860 (1870); 2,068 (1890); 2,908 (1910); 3,985 (1930)
Periods of population growth: 1854–1900; 1910–1980
Pre-1940 residences (estimated): 779 (27.5%)
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Outstanding Buildings

1. Clark House (c. 1875). 1301 210th Road. Irvington. Italianate.