Willisburg is a home rule-class city in Washington County, Kentucky, United States. The population was 304 at the 2000 census. The cent…Willisburg is a home rule-class city in Washington County, Kentucky, United States. The population was 304 at the 2000 census. The center of population of Kentucky is located in Willisburg. Willisburg was founded in 1838, and was named for Captain Henry Willis, a Revolutionary War veteran. The city expanded in the 1870s as a crossroads community at the intersection of two turnpikes. Willisburg incorporated in 1965.