Greene County, Iowa
Founding: 1854 (declared in 1851) Parent county: Unorganized territory Namesake: Nathanael Greene, Continental Army general Seat: Jefferson (1856–) Land area: 570 square miles Population (2020): 8,771 Population (historic): 1,374 (1860); 12,727 (1880); 17,820 (1900); 16,528 (1930) Periods of population growth: pre-1860–1900; 1910–1940; 1990s Subdivisions: Eight cities; 16 townships Pre-1940 residences (estimated): 1,810 (39.8%) Pre-1940 housing survival rate: 44.6% Farm housing in disrepair (1950): 3.9% Nonfarm housing in disrepair (1950): 3.5% Average farmhouse value (1930): $2,162 Average outbuilding value (1930): $2,732 Average farmhouse size (1940): 6.6 rooms Number of farms (1920): 2,059 Average farm size (1920): 148.5 acres Sources of settlement: Illinois, Ohio, New York, Pennsylvania, and Indiana ________________________________________________________________________...