Henry County, Ohio

Founding: 1834 (declared in 1820)
Parent county: Unorganized territory

Namesake: Patrick Henry, Virginia politician
Seat: Napoleon (1834–)

Land area: 416 square miles

Population (2020): 27,662

Population (historic): 2,503 (1840); 14,028 (1870); 27,282 (1900); 22,524 (1930)

Periods of population growth: 1830–1900; 1930s; 1950–2010

Subdivisions: One city; eight villages; one CDP; 13 townships

Pre-1940 residences (estimated): 4,161 (34.8%)
Pre-1940 housing survival rate: 64.2%
Pre-1860 housing survival rate (1940): 7.8%

Farm housing in disrepair (1950): 2.4%

Nonfarm housing in disrepair (1950): 4.6%

Average farmhouse value (1930): $1,680
Average outbuilding value (1930): $1,814
Average farmhouse size (1940): 7.2 rooms
Number of farms (1920): 2,891
Average farm size (1920): 77 acres
Sources of settlement: Germany, Pennsylvania, and New York
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Napoleon

Namesake: Napoleon Bonaparte, French emperor

Founding: 1832 (platting); 1835 (post office); 1863 (incorporation)

Population (2020): 8,862

Population (historic): 566 (1850); 2,018 (1870); 3,639 (1900); 4,545 (1930)

Periods of population growth: pre-1850–1880; 1890–2000
Pre-1940 residences (estimated): 1,077 (26.8%)
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