Clay County, Tennessee

Founding: 1870
Parent counties: Jackson and Overton

Namesake: Henry Clay, Kentucky politician
Seat: Celina (1870–)

Land area: 237 square miles

Population (2020): 7,581

Population (historic): 6,987 (1880); 8,421 (1900); 9,577 (1930)

Periods of population growth: pre-1880–1940; 1970s; 1990s

Subdivisions: One city

National Register listings: Two

Pre-1940 residences (estimated): 439 (10.1%)
Pre-1940 housing survival rate: 12.9%

Farm housing in disrepair (1950): 41.9%

Nonfarm housing in disrepair (1950): 36.9%

Average farmhouse value (1930): $329
Average outbuilding value (1930): $198
Average farmhouse size (1940): 4.1 rooms
Number of farms (1920): 1,605
Average farm size (1920): 41.2 acres
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Celina

Namesake: Uncertain—perhaps the name of an early resident

Founding: 1832 (platting); 1870 (replatting); 1870 (post office); 1909 (incorporation)

Population (2020): 1,422

Population (historic): 223 (1890); 457 (1910); 756 (1930)

Periods of population growth: pre-1890–1910; 1920–1980; 2000s
Pre-1940 residences (estimated): 55 (6%)
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