Moultrie County, Illinois
Founding: 1843 Parent counties: Macon and Shelby Namesake: William Moultrie, South Carolina politician Seat: Nelson (1843–1844); Sullivan (1844–) Land area: 336 square miles Population (2020): 14,526 Population (historic): 3,234 (1850); 10,385 (1870); 14,481 (1890); 14,630 (1910); 13,247 (1930) Periods of population growth: pre-1850–1900; 1910s; 1930s; 1950s; 1970s; 1990–2010 Subdivisions: One city; six villages; eight townships Pre-1940 residences (estimated): 1,549 (24%) Pre-1940 housing survival rate: 41.2% Pre-1860 housing survival rate (1940): 4.4% Farm housing in disrepair (1950): 6.1% Nonfarm housing in disrepair (1950): 5.1% Average farmhouse value (1930): $1,825 Average outbuilding value (1930): $1,600 Average farmhouse size (1940): 5.9 rooms Number of farms (1920): 1,501 Average farm size (1920): 126.6 acres Sources of settlement: O...