Ontonagon County, Michigan
Founding: 1853 (declared in 1843) Parent counties: Chippewa and Mackinac Namesake: The Ontonagon River Seat: Ontonagon (1853–) Land area: 1,311 square miles Population (2020): 5,816 Population (historic): 389 (1850); 2,845 (1870); 3,756 (1890); 8,650 (1910); 11,114 (1930) Periods of population growth: 1850s; 1880–1920; 1930s; 1950s Subdivisions: One village; one CDP; 11 townships Pre-1940 residences (estimated): 1,701 (30%) Pre-1940 housing survival rate: 55.5% Farm housing in disrepair (1950): 12.7% Nonfarm housing in disrepair (1950): 18.9% Average farmhouse value (1930): $816 Average outbuilding value (1930): $859 Number of farms (1920): 917 Average farm size (1920): 27.3 acres Sources of settlement: Michigan, Finland, and Wisconsin _________________________________________________________________________________ Ontonagon Namesake: The Ont...