Wabash County, Illinois

Founding: 1824
Parent county: Edwards

Namesake: The Wabash River
Seat: Centerville (1824–1829); Mount Carmel (1829–)

Land area: 223 square miles

Population (2020): 11,361

Population (historic): 2,710 (1830); 4,690 (1850); 8,841 (1870); 12,583 (1900); 13,197 (1930)

Periods of population growth: pre-1830–1910; 1930–1950; 1970s

Subdivisions: One city; three villages; eight precincts

National Register listings: One

Pre-1940 residences (estimated): 1,263 (22.7%)
Pre-1940 housing survival rate: 41.4%
Pre-1860 housing survival rate (1940): 10.9%

Farm housing in disrepair (1950): 4.9%

Nonfarm housing in disrepair (1950): 5.5%

Average farmhouse value (1930): $1,327
Average outbuilding value (1930): $1,029

Average farmhouse size (1940): 5.5 rooms
Number of farms (1920): 1,053
Average farm size (1920): 109.6 acres
Sources of settlement: Indiana, Ohio, Germany, Pennsylvania, and Kentucky
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Mount Carmel

Namesake: The biblical Mount Carmel

Founding: 1818 (platting); 1819 (post office)

Population (2020): 7,015

Population (historic): 935 (1850); 1,640 (1870); 3,376 (1890); 6,934 (1910); 7,132 (1930)

Periods of population growth: pre-1850–1920; 1940s; 1970s
Pre-1940 residences (estimated): 792 (22.6%)
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Outstanding Buildings

1. *John McCleary House (c. 1855). 6254 Road 550 East.
2. *Newkirk Farm (c. 1860). Road 1750 North, west of Road 850 East. Italianate. Razed.