Daviess county is in the Western Coal Field region of Kentucky. The elevation in the county ranges from 347 to 680 feet above sea level.
In 2010 the county population was 96,656 in a land area of 458.35 square miles, an average of 210.9 people per square mile.
The equine population was 1,400 in the 2012 Kentucky Equine Survey.
Daviess county was named to honor Joseph Hamilton Daveiss, who served as United States District Attorney and in the military. The spelling of the county name is inexplicably different than the spelling he used.