Todd county is in the Pennyrile region of Kentucky. The elevation in the county ranges from 405 to 966 feet above sea level.
In 2010 the county population was 12,460 in a land area of 374.50 square miles, an average of 33.3 people per square mile.
The equine population was 1,300 in the 2012 Kentucky Equine Survey.
Todd county was named to honor Colonel John Todd, who served in the American Revolution and died at the Battle of Blue Licks.