Chickasaw County, Iowa
Founding: 1853 (declared in 1851) Parent county: Unorganized territory Namesake: The Chickasaw people Seat: Bradford (1854–1857); New Hampton (1857–) Land area: 504 square miles Population (2020): 12,012 Population (historic): 4,336 (1860); 14,534 (1880); 17,037 (1900); 14,637 (1930) Periods of population growth: pre-1860–1900; 1910s; 1930s; 1970s Subdivisions: Nine cities; 12 townships Pre-1940 residences (estimated): 1,993 (34.9%) Pre-1940 housing survival rate: 58% Pre-1860 housing survival rate (1940): 4.4% Farm housing in disrepair (1950): 4.3% Nonfarm housing in disrepair (1950): 2.9% Average farmhouse value (1930): $2,039 Average outbuilding value (1930): $2,941 Average farmhouse size (1940): 7 rooms Number of farms (1920): 2,003 Average farm size (1920): 115.8 acres Sources of settlement: New York, Wisconsin, Germany, Illinois, Ireland, Pennsylvania, Ohio, and...