Williamson County, Illinois
Founding: 1839 Parent county: Franklin Namesake: Hugh Williamson, North Carolina politician Seat: Marion (1839–) Land area: 420 square miles Population (2020): 67,153 Population (historic): 4,457 (1840); 12,205 (1860); 19,324 (1880); 27,796 (1900); 53,880 (1930) Periods of population growth: pre-1840–1920; 1960–2020 Subdivisions: Six cities; nine villages; two CDPs Pre-1940 residences (estimated): 4,203 (13.4%) Pre-1940 housing survival rate: 40.2% Pre-1860 housing survival rate (1940): 3.9% Farm housing in disrepair (1950): 14.5% Nonfarm housing in disrepair (1950): 8.7% Average farmhouse value (1930): $815 Average outbuilding value (1930): $499 Average farmhouse size (1940): 4.5 rooms Number of farms (1920): 2,620 Average farm size (1920): 69.9 acres Sources of settlement: Tennessee and Kentucky ______________________________________________...