Scott County, Illinois

Founding: 1839
Parent county: Morgan

Namesake: Scott County, Kentucky
Seat: Winchester (1839–)

Land area: 251 square miles

Population (2020): 4,949

Population (historic): 6,215 (1840); 9,069 (1860); 10,741 (1880); 10,455 (1900); 8,539 (1930)

Periods of population growth: pre-1840–1880; 1890s; 1970s

Subdivisions: One city; one town; five villages

National Register listings: Two

Pre-1940 residences (estimated): 937 (38.2%)
Pre-1940 housing survival rate: 37.3%
Pre-1860 housing survival rate (1940): 9.6%

Farm housing in disrepair (1950): 7%

Nonfarm housing in disrepair (1950): 13.3%

Average farmhouse value (1930): $1,748
Average outbuilding value (1930): $1,396

Average farmhouse size (1940): 5.8 rooms
Number of farms (1920): 1,089
Average farm size (1920): 113.6 acres
Sources of settlement: Kentucky, England, Ohio, Germany, and Missouri
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Winchester

Namesake: Uncertain—perhaps Winchester, Kentucky

Founding: 1830 (platting); 1833 (post office); 1843 (incorporation)

Population (2020): 1,574

Population (historic): 1,626 (1880); 1,711 (1900); 1,532 (1930)

Periods of population growth: pre-1880; 1890s; 1930s; 1950–1970; 1980s
Pre-1940 residences (estimated): 319 (41.5%)
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Outstanding Buildings

1. Anson Collins House (1832). 615 North Clinton Street. Federal.
2. *Samuel Coons House (c. 1865). 598 North Main Street. Italianate/Greek Revival.
3. *William Gibbs House (c. 1860). 644 North Main Street. Italianate/Greek Revival.
4. *Erastus Gillham Farm (c. 1870). 1148 Merritt Road. Italianate.
5. Charles Husband House (c. 1860). 1224 State Route 100. Greek Revival.
6. *Henry Oakes House (c. 1845). 1716 State Route 100.