South Burlington is a city in Chittenden County, Vermont, United States. Along with neighboring Burlington, it is a principal city of the Burlingto…South Burlington is a city in Chittenden County, Vermont, United States. Along with neighboring Burlington, it is a principal city of the Burlington metropolitan area. As of the 2020 U.S. census, the population was 20,292, making it the second-most populous city in Vermont after Burlington. It is home to the headquarters of Ben & Jerry's and the state of Vermont's largest mall, the University Mall.