Formed 3 Feb 1845, 406 square miles
Parent counties: Marion, Crawford, Hardin, Hancock
Evolution of county from date of formation until it assumed its final form
3 Feb 1845: Erected and organized
Federal Population schedules extant from 1820-1940. (1890 missing)
1820 Manufacturers (part of Delaware, Hardin and Wood - as Wood County's manufacturers census is lost, the northwestern and western portion of Wyandot is lost); 1850 Agricultural; 1850 Industry; 1850 Mortality; 1860 Mortality; 1870 Agricultural; 1870 Industry; 1880 Agricultural; 1880 Industry
Antrim, Crane, Crawford, Eden, Jackson, Marseilles, Mifflin, Pitt, Richland, Ridge, Salem, Sycamore, and Tymochtee.
Archival District: Bowling Green State University, Center for Archival Collections, Jerome Library, Bowling Green Ohio.
Jana Broglin, CG, OGSF