Dubuque County, Iowa
Founding: 1834 Parent county: Unorganized territory Namesake: Julien Dubuque, French Canadian prospector Seat: Dubuque (1834–) Land area: 608 square miles Population (2020): 99,266 Population (historic): 3,059 (1840); 31,164 (1860); 42,996 (1880); 56,403 (1900); 61,214 (1930) Periods of population growth: pre-1840–1980; 1990–2020 Subdivisions: 21 cities; 17 townships Pre-1940 residences (estimated): 9,450 (22.6%) Pre-1940 housing survival rate: 70.8% Pre-1860 housing survival rate (1940): 10% Farm housing in disrepair (1950): 6.3% Nonfarm housing in disrepair (1950): 5.7% Average farmhouse value (1930): $2,616 Average outbuilding value (1930): $3,311 Average farmhouse size (1940): 6.9 rooms Number of farms (1920): 2,372 Average farm size (1920): 113.8 acres Sources of settlement: Germany, Ireland, Ohio, New York, Illinois, Pennsylvania, Luxembourg, England, and ...