Harrods Creek, Louisville merged with what most populous county in Kentucky in 2003?
Jefferson County, Kentucky Jefferson County is a county located in the U.S. state of Kentucky. As of the 2010 census, the population was 741,096. It is the most populous county in Kentucky and is more than twice as large as the second most populous, Fayette. The county was formed in 1780 and named for future President Thomas Jefferson, who was Governor of Virginia at the time.
Southside, Louisville Southside is a neighborhood in Louisville, Kentucky, United States. Its boundaries are Third Street to the west, Woodlawn Avenue, Allmond Avenue and Hiawatha Avenue to the north, the CSX railroad tracks to the east, and the southern boundary of the Greater Louisville Technology Park (formerly Naval Ordnance), Southside Drive and Kenwood Drive to the south.