Ionia County, Michigan
Founding: 1837 (declared in 1831) Parent county: Unorganized territory Namesake: The Anatolian region of Ionia Seat: Ionia (1837–) Land area: 571 square miles Population (2020): 66,804 Population (historic): 1,923 (1840); 16,682 (1860); 33,872 (1880); 34,329 (1900); 35,093 (1930) Periods of population growth: pre-1840–1880; 1890s; 1950s; 1920–2020 Subdivisions: Three cities; six villages; 16 townships Pre-1940 residences (estimated): 6,311 (25.4%) Pre-1940 housing survival rate: 65.4% Pre-1860 housing survival rate (1940): 11.2% Farm housing in disrepair (1950): 9.6% Nonfarm housing in disrepair (1950): 9.1% Average farmhouse value (1930): $1,747 Average outbuilding value (1930): $1,840 Average farmhouse size (1940): 7.3 rooms Number of farms (1920): 3,223 Average farm size (1920): 82.7 acres Sources of settlement: New York, Ohio, and Canada _...