Elliott county is in the Eastern Coal Field region of Kentucky. The elevation in the county ranges from 645 to 1340 feet above sea level.
In 2010 the county population was 7,852 in a land area of 234.32 square miles, an average of 33.5 people per square mile.
The equine population was 600 in the 2012 Kentucky Equine Survey.
Elliott county was named to honor either John Lisle Elliott, an early settler and state legislator, or his son John Milton Elliott.