Bardstown is a home rule-class city in Nelson County, Kentucky, United States. The population was 13,567 in the 2020 census. It is the county seat of Nelson County. Bardstown is named for the pioneering Bard brothers. David Bard obtained a 1,000-acre land grant in 1785 in what was then Jefferson County, Virginia. William Bard surveyed and platted the town. It was originally chartered as Baird's Town in 1788, and has been known as Beardstown, and Beards Town.