Onondaga County, New York
Founding: 1794 Parent counties: Herkimer and Tioga Namesake: The Onondaga people Seat: Onondaga Hill (1794–1830); Syracuse (1830–) Land area: 778 square miles Population (2020): 476,516 Population (historic): 7,406 (1800); 67,911 (1840); 104,183 (1870); 168,735 (1900); 291,606 (1930) Periods of population growth: pre-1800–1980; 1980s; 2000–2020 Subdivisions: One city; 15 villages; 12 CDPs; 19 towns Pre-1940 residences (estimated): 48,442 (23.2%) Pre-1940 housing survival rate: 62.1% Pre-1860 housing survival rate (1940): 28.6% Farm housing in disrepair (1950): 6.9% Nonfarm housing in disrepair (1950): 5.9% Average farmhouse value (1930): $2,496 Average outbuilding value (1930): $2,161 Average farmhouse size (1940): 7.6 rooms Number of farms (1920): 5,652 Average farm size (1920): 59.2 acres _________________________________________________________________________________ ...