Fleming county is in the Outer Bluegrass region of Kentucky. The elevation in the county ranges from 590 to 1420 feet above sea level.
In 2010 the county population was 14,348 in a land area of 348.54 square miles, an average of 41.2 people per square mile.
Fleming county was named for John Fleming, an early settler.
Three of Kentucky's thirteen remaining covered bridges are in Fleming county.