Named in the honor of the Seneca nation, the Seneca County was founded in 1820. Tiffin is the county seat and the largest city of Seneca. The territory houses a total population of 56.7K with marvelous combination of races including White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others along with 22.2 households and 15.7K families. It has an estimated area of 552.79 sq mi.

Today Seneca County records library is a reliable ancestral documentary over the net from where you would receive adequate records on obituary notice, marriage and divorce details, burial and cemetery details, census data, immigration and naturalization specifics, World War I and II information, demise facts, real estate and property facts, origin and birth details, American Civil War history, civil court case lookups, marriage volume number, land and estate data, war and enlistment data, last will or probate specifics and so on.