Grundy County, Iowa

Founding: 1856 (declared in 1851)
Parent county: Unorganized territory

Namesake: Felix Grundy, Tennessee senator
Seat: Grundy Center (1856–)

Land area: 502 square miles

Population (2020): 12,329

Population (historic): 793 (1860); 12,639 (1880); 13,757 (1900); 14,133 (1930)

Periods of population growth: pre-1860–1900; 1910s; 1940–1960; 1970s; 1990–2010

Subdivisions: Nine cities; 14 townships

Pre-1940 residences (estimated): 2,188 (39.3%)
Pre-1940 housing survival rate: 56.2%

Farm housing in disrepair (1950): 2%

Nonfarm housing in disrepair (1950): 2.4%

Average farmhouse value (1930): $2,429
Average outbuilding value (1930): $3,321
Average farmhouse size (1940): 7.2 rooms
Number of farms (1920): 1,725
Average farm size (1920): 163.1 acres
Sources of settlement: Germany, Illinois, New York, Pennsylvania, Ohio, Wisconsin, Ireland, and Denmark
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Grundy Center

Namesake: The city's location within Grundy County

Founding: 1855 (platting); 1855 (post office); 1877 (incorporation)

Population (2020): 2,796

Population (historic): 950 (1880); 1,322 (1900); 1,793 (1930)

Periods of population growth: 1855–1980; 1990–2020
Pre-1940 residences (estimated): 350 (27.8%)
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Outstanding Buildings

1. Tunis Quick House (c. 1875). 22602 B Road. Melrose. Gothic Revival.

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