Adair County, Iowa
Founding: 1854 (declared in 1851) Parent counties: Pottawattamie and unorganized territory Namesake: John Adair, Kentucky governor Seat: Fontanelle (1855–1875); Greenfield (1875–) Land area: 569 square miles Population (2020): 7,496 Population (historic): 984 (1860); 11,667 (1880); 16,192 (1900); 13,891 (1930) Periods of population growth: pre-1860–1900 Subdivisions: Seven cities; 17 townships Pre-1940 residences (estimated): 1,375 (37.2%) Pre-1940 housing survival rate: 41.5% Farm housing in disrepair (1950): 7.1% Nonfarm housing in disrepair (1950): 6.7% Average farmhouse value (1930): $1,925 Average outbuilding value (1930): $2,255 Average farmhouse size (1940): 6.4 rooms Number of farms (1920): 2,113 Average farm size (1920): 151.9 acres Sources of settlement: Illinois, Ohio, Indiana, Pennsylvania, and New York _____________________________________________________...