Albany County, New York

Founding: 1683
Parent county: Unorganized territory
Namesake: James II, Duke of Albany
Seat: Albany (1683–)
Land area: 523 square miles
Population (2020): 314,848
Population (historic): 75,980 (1790); 68,593 (1840); 133,052 (1870); 165,571 (1900); 211,953 (1930)
Periods of population growth: pre-1790–1970; 1980–2020
Subdivisions: Three cities; six villages; six CDPs; ten towns
Pre-1940 residences (estimated): 41,113 (28.9%)
Pre-1940 housing survival rate: 62.2%
Pre-1860 housing survival rate (1940): 30.7%

Farm housing in disrepair (1950): 4.8%

Nonfarm housing in disrepair (1950): 5.8%

Average farmhouse value (1930): $2,899
Average outbuilding value (1930): $2,140

Average farmhouse size (1940): 7.6 rooms

Number of farms (1920): 2,946
Average farm size (1920): 70.4 acres
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Albany

 
Namesake: James II, Duke of Albany
Founding: 1614 (founding as Fort Nassau); 1686 (incorporation)
Population (2020): 99,224
Population (historic): 3,498 (1790); 33,721 (1840); 69,422 (1870); 94,151 (1900); 127,412 (1930)
Periods of population growth: pre-1790–1890; 1900–1950; 2000–2020
Pre-1940 residences (estimated): 22,763 (46.8%)
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