Graves County was formed in 1824 from Hickman County and is located in the center of the Jackson Purchase. It was the 75th county in order of formation and the largest county in Kentucky, comprising 560 miles. The county is named after Major Benjamin Franklin Graves, legislator and soldier in the War of 1812.
A fire destroyed courthouse records in 1864, and again on December 18 1887.
McCracken, Marshall, Calloway, Hickman and Carlisle counties in Kentucky as well as Tennessee counties Henry and Weakley.