St. Louis County, established in 1812 was named on the behalf of King Louis IX, King of France and has a total area of 524 sq mi. The county seat is Clayton while the largest city is Florissant. The total population of the county is over 1million people with an excellent admixture of races including White, Native American, black or African American, Asian, Hispanic or Latino, Pacific Islander, and others. The area is the domicile of around 0.4million housing units and 0.26million families. It is the largest county by population in the Greater St. Louis metropolitan statistical area.

Fabulous information on last will or probate specifics, origin and birth details, World War I and II information, American Civil War history, demise facts, marriage and divorce details, obituary notice, marriage volume number, civil court case lookups, burial and cemetery details, war and enlistment data, real estate and property facts, land and estate data and the likes can thus be easily obtained from the St. Louis County online records site!