With an estimated area of 466.77sq mi, Logan County was founded in 1818. Named in the honor of Benjamin Logan, the county has a total population of around 45.8K with an excellent admixture of White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others with about 17.9K households and 12.7K families. Bellefontaine forms the county seat and the biggest city of the County.

Today the Logan County records site supplies prolific information related to birth and origin history, marriage volume number, separation verdicts, census archive including ancestral SSN, naturalization and immigration data along with records on land and property allocation reports, civil lawsuit information, and probate records, military enlistment details, World War I&II and Civil war history, adoption and adoptees particulars and similar other issues so as to make the vast online data studies a great success.