Harrison County, West Virginia

Founding: 1784
Parent county: Monongalia

Namesake: Benjamin Harrison, Virginia politician
Seat: Clarksburg (1785–)

Land area: 416 square miles

Population (2020): 65,921

Population (historic): 2,080 (1790); 14,722 (1830); 16,714 (1870); 27,690 (1900); 78,567 (1830)

Periods of population growth: pre-1790–1840; 1850–1950; 1970s

Subdivisions: Five cities; five towns; six CDPs

Pre-1940 residences (estimated): 7,620 (24%)
Pre-1940 housing survival rate: 41.7%
Pre-1860 housing survival rate (1940): 12.8%

Farm housing in disrepair (1950): 25.5%

Nonfarm housing in disrepair (1950): 15.5%

Average farmhouse value (1930): $1,408
Average outbuilding value (1930): $613
Average farmhouse size (1940): 5.4 rooms
Number of farms (1920): 2,271
Average farm size (1920): 88.5 acres
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Clarksburg

Namesake: George Clark, Virginia soldier

Founding: 1785 (platting); 1797 (post office)

Population (2020): 16,039

Population (historic): 895 (1860); 2,307 (1880); 4,050 (1900); 28,866 (1930)

Periods of population growth: pre-1860–1950
Pre-1940 residences (estimated): 2,874 (38.7%)
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