Carroll County, Virginia

Founding: 1842
Parent county: Grayson
Namesake: Charles Carroll, Maryland politician
Seat: Hillsville (1842–)
Land area: 475 square miles
Population (2020): 29,155
Population (historic): 5,909 (1850); 9,147 (1870); 15,497 (1890); 21,116 (1910); 22,141 (1930)
Periods of population growth: pre-1850–1950; 1970s; 1990–2010
Subdivisions: One town; three CDPs
Pre-1940 residences (estimated): 1,072 (6.4%)
Pre-1940 housing survival rate: 26.5%
Pre-1860 housing survival rate (1940): 6.3%

Farm housing in disrepair (1950): 18.8%

Nonfarm housing in disrepair (1950): 16.9%

Average farmhouse value (1930): $780
Average outbuilding value (1930): $294

Average farmhouse size (1940): 4.4 rooms

Number of farms (1920): 3,569
Average farm size (1920): 48.6 acres
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Hillsville

 
Namesake: Unknown—perhaps a descriptive name
Founding: 1832 (post office); 1878 (incorporation)
Population (2020): 2,884
Population (historic): 181 (1850); 268 (1870); 485 (1930)
Pre-1940 residences (estimated): 31 (2.4%)
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Outstanding Buildings

1. Thomas Felts Estate (1902). 506 Cliffview Road. Queen Anne.
2. Sidna Allen House (1911). 5935 Fancy Gap Highway. Queen Anne.
3. James Martin House (1910). 5893 Snake Creek Road. Queen Anne.

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