Government archives in Ohio are administered by the state archives and records management division, which is typically housed within the Secretary of State's office or a dedicated cultural affairs agency. The state archives preserves official government records while also maintaining collections of historical significance to Ohio residents.
Archives locations are available in 36 cities across Ohio. They are spread across 30 counties.
Cities with the highest concentration include Cincinnati, Columbus, Xenia, which tend to have more archives facilities due to their roles as county seats, state capitals, or historic centers of government activity.
Residents of Ohio conducting genealogical or historical research should check whether their county or city maintains a separate archives in addition to the state repository, as many local records are held at the municipal or county level.
Archives by Counties
Researchers in Ohio can often access digitized state archives records through the state library's online portal without visiting in person. For records not yet digitized, contact the archives office in advance to schedule a research appointment and confirm that the specific collection is available for public review.
Browse Archives by county across Ohio to find the nearest location.