Clay County, West Virginia

Founding: 1858
Parent counties: Braxton, Nicholas, and Kanawha

Namesake: Henry Clay, Kentucky politician
Seat: Clay (1858–)

Land area: 342 square miles

Population (2020): 8,051

Population (historic): 1,787 (1860); 3,460 (1880); 8,248 (1900); 13,125 (1930)

Periods of population growth: pre-1860–1940; 1970s; 1990s

Subdivisions: One town

National Register listings: One

Pre-1940 residences (estimated): 487 (10.5%)
Pre-1940 housing survival rate: 16.7%
Pre-1860 housing survival rate (1940): 2.8%

Farm housing in disrepair (1950): 37.4%

Nonfarm housing in disrepair (1950): 37.4%

Average farmhouse value (1930): $472
Average outbuilding value (1930): $189
Average farmhouse size (1940): 4.3 rooms
Number of farms (1920): 1,069
Average farm size (1920): 37.4 acres
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Clay

Namesake: Henry Clay, Kentucky politician

Founding: 1858 (platting); 1858 (post office); 1895 (incorporation)

Population (2020): 399

Population (historic): 339 (1900); 444 (1930)

Periods of population growth: pre-1900–1910; 1920–1940; 1970s
Pre-1940 residences (estimated): 42 (11.8%)
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