Saline County, Illinois

Founding: 1847
Parent county: Gallatin

Namesake: The Saline River
Seat: Raleigh (1847–1859); Harrisburg (1859–)

Land area: 380 square miles

Population (2020): 23,768

Population (historic): 5,588 (1850); 12,714 (1870); 19,342 (1890); 30,204 (1910); 37,100 (1930)

Periods of population growth: pre-1850–1920; 1930s; 1970s; 1990s

Subdivisions: Two cities; five villages; 13 townships

National Register listings: Four

Pre-1940 residences (estimated): 2,314 (19.8%)
Pre-1940 housing survival rate: 28.7%
Pre-1860 housing survival rate (1940): 4.1%

Farm housing in disrepair (1950): 8.4%

Nonfarm housing in disrepair (1950): 13.6%

Average farmhouse value (1930): $890
Average outbuilding value (1930): $590

Average farmhouse size (1940): 4.4 rooms
Number of farms (1920): 2,105
Average farm size (1920): 84.2 acres
Sources of settlement: Tennessee, Kentucky, and Indiana
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Harrisburg

Namesake: James Harris, owner of the city site

Founding: 1853 (platting); 1856 (post office); 1889 (incorporation)

Population (2020): 8,219

Population (historic): 453 (1860); 934 (1880); 2,202 (1900); 15,659 (1930)

Periods of population growth: 1853–1930; 1960–1980; 1990s
Pre-1940 residences (estimated): 1,120 (25.2%)
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