Dutchess County, New York

Founding: 1713 (declared in 1683)
Parent county: Unorganized territory
Namesake: Mary of Modena, English queen
Seat: Poughkeepsie (1713–)
Land area: 796 square miles
Population (2020): 295,911
Population (historic): 45,276 (1790); 52,398 (1840); 74,041 (1870); 81,670 (1900); 105,462 (1930)
Periods of population growth: pre-1790–1810; 1820–1880; 1890–2010
Subdivisions: Two cities; eight villages; 32 CDPs; 20 towns
Pre-1940 residences (estimated): 19,713 (16.1%)
Pre-1940 housing survival rate: 69.7%
Pre-1860 housing survival rate (1940): 38.6%

Farm housing in disrepair (1950): 5%

Nonfarm housing in disrepair (1950): 5%

Average farmhouse value (1930): $5,098
Average outbuilding value (1930): $4,754

Average farmhouse size (1940): 7.4 rooms

Number of farms (1920): 3,114
Average farm size (1920): 96.3 acres
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Poughkeepsie

 
Namesake: A Wappinger word referencing a nearby stream
Founding: 1686 (founding); 1786 (post office); 1799 (incorporation)
Population (2020): 31,577
Population (historic): 11,511 (1850); 20,080 (1870); 22,206 (1890); 27,936 (1910); 34,288 (1930)
Periods of population growth: pre-1850–1920; 1930–1950; 1990–2010
Pre-1940 residences (estimated): 6,062 (40.6%)
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