Douglas County, Illinois

Founding: 1859
Parent county: Coles

Namesake: Stephen Douglas, Illinois politician
Seat: Tuscola (1859–)

Land area: 416 square miles

Population (2020): 19,740

Population (historic): 7,140 (1860); 15,853 (1880); 19,097 (1900); 17,914 (1930)

Periods of population growth: pre-1860–1920; 1950s; 1970s; 1990–2010

Subdivisions: Four cities; five villages; nine townships

Pre-1940 residences (estimated): 1,849 (21.9%)
Pre-1940 housing survival rate: 46.3%
Pre-1860 housing survival rate (1940): 4.6%

Farm housing in disrepair (1950): 10%

Nonfarm housing in disrepair (1950): 9.2%

Average farmhouse value (1930): $1,804
Average outbuilding value (1930): $2,231

Average farmhouse size (1940): 6.3 rooms
Number of farms (1920): 1,630
Average farm size (1920): 150.4 acres
Sources of settlement: Indiana, Ohio, and Kentucky
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Tuscola

Namesake: Unclear—probably a Native American word of disputed origin

Founding: 1857 (platting); 1857 (post office); 1861 (incorporation)

Population (2020): 4,636

Population (historic): 1,457 (1880); 2,569 (1900); 2,569 (1930)

Periods of population growth: pre-1880–1900; 1910–1970; 1980–2020
Pre-1940 residences (estimated): 357 (15.8%)
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Outstanding Buildings

1. Jacob Moore Farm (1873). 614 East 300 North. Arcola. Italianate.
2. Malden Jones Farm (1858). 609 North 475 East. Bourbon. Italianate. Razed.
3. Robert Patterson House (1882). 979 North 1500 East. Camargo. Second Empire/Gothic Revival.
4. Alexander Bragg House (1876). 1500 East 1050 North. Camargo. Italianate.
5. George Henson House (1871/1900). 103 North Henson Road. Camargo. Italianate/Queen Anne.
6. Sunny Slope / Milton Henson Estate (c. 1895). 25 South Henson Road. Camargo. Queen Anne.
7. Isaac Burgett Farm (1874). Road 2150 East, north of East 600 North. Sargent. Italianate. Razed.

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