Boone County, Iowa
Founding: 1849 (declared in 1846) Parent county: Unorganized territory Namesake: Nathan Boone, Missouri frontiersman Seat: Boone (1851–) Land area: 572 square miles Population (2020): 26,715 Population (historic): 735 (1850); 14,584 (1870); 23,772 (1890); 27,626 (1910); 29,271 (1930) Periods of population growth: pre-1850–1900; 1910s; 1930s; 1990–2020 Subdivisions: Nine cities; 17 townships Pre-1940 residences (estimated): 4,435 (37.1%) Pre-1940 housing survival rate: 58.5% Farm housing in disrepair (1950): 3.6% Nonfarm housing in disrepair (1950): 4.4% Average farmhouse value (1930): $2,217 Average outbuilding value (1930): $2,224 Average farmhouse size (1940): 6.6 rooms Number of farms (1920): 2,541 Average farm size (1920): 112.9 acres Sources of settlement: Sweden, Illinois, Ohio, New York, Indiana, Pennsylvania, and Germany ______________________________________________...