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

National Register listings: One

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: Ohio, Indiana, and Kentucky
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Sullivan

Namesake: Sullivan's Island, South Carolina

Founding: 1845 (platting); 1845 (post office); 1869 (incorporation)

Population (2020): 4,413

Population (historic): 528 (1860); 1,305 (1880); 2,399 (1900); 2,339 (1930)

Periods of population growth: pre-1860–1910; 1930–1980; 2000s
Pre-1940 residences (estimated): 318 (14.8%)
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Outstanding Buildings

1. *St. Isidore Catholic Church (1891/1945). 364 Road 2000 North. Dora. Romanesque.
2. *Julius Bicknell Farm (1868). 832 Hewitt Road. Lovington. Italianate.
3. *Ulrich Farm (c. 1855). 684 Old Springfield Road. Lovington. Greek Revival. Razed.