Knox County, Maine

Founding: 1860
Parent counties: Lincoln and Waldo
Namesake: Henry Knox, Continental Amy general
Seat: Rockland (1860–)
Land area: 365 square miles
Population (2020): 40,607
Population (historic): 32,716 (1860); 32,863 (1880); 30,406 (1900); 27,693 (1930)
Periods of population growth: pre-1860; 1970–1990
Subdivisions: One city; one plantation; two territories; two CDPs; 16 towns
Pre-1940 residences (estimated): 8,042 (33%)
Pre-1940 housing survival rate: 80.9%
Pre-1860 housing survival rate (1940): 41.4%

Farm housing in disrepair (1950): 13.8%

Nonfarm housing in disrepair (1950): 8.4%

Average farmhouse value (1930): $1,234
Average outbuilding value (1930): $695

Average farmhouse size (1940): 6.9 rooms

Number of farms (1920): 1,427
Average farm size (1920): 23.9 acres
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Rockland

 
Namesake: Uncertain—likely a descriptive name
Founding: 1770s (founding); 1824 (post office); 1848 (incorporation)
Population (2020): 6,936
Population (historic): 5,052 (1850); 7,074 (1870); 8,174 (1890); 8,174 (1910); 9,075 (1930)
Periods of population growth: pre-1850–1860; 1920s
Pre-1940 residences (estimated): 1,723 (42%)
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Outstanding Buildings

1. Samuel Hathorn House (c. 1790/1871). 384 Hathorne Point Road. Cushing. Greek Revival.
2. House (c. 1800). 111 Camden Street. Rockport. Federal.
3. Timothy Williams House (1859). 34 Old County Road. Rockland. Italianate.
4. Thomas McCobb House (1806). 45 Calderwood Lane. Rockport. Federal.
5. Ebenezer Alden House (1797). 523 Common Road. Union. Federal.
6. Joseph Maxcy House (1802). 630 South Union Road. Union. Federal.
7. House (c. 1860). 433 Oyster River Road. Warren. Italianate.
8. Farm (c. 1870). Calderwood Road and Parsell Road. Washington. Gothic Revival.

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