McCook County named after Edwin Stanton McCook, the Secretary of Dakota Territory, was established in the year 1873. Enclosing around 577 sq mi of land, this county has population of over 5.6K with a racial makeup including of White, Pacific Islander, African American, Asian, Native American, Hispanic or Latino of any race, and other races with more than2.2K households and 1.5K family units living in this region. Salem is the county seat and the largest city.

Today McCook County records archive proves to be one of the greatest directories of meticulous data. Extensive and prolific information on Census data, immigration and naturalization specifics, origin and birth details, World War I and II information, land and estate data, last will or probate specifics, civil court case public facts obituary notice marriage and divorce details, marriage volume number, real estate and property facts, demise facts, American Civil War history, war and enlistment data, burial and cemetery details and the likes therefore make it imperative to execute detailed study on the huge data resources of this site.