Burlington, Vermont, situated on the eastern shore of Lake Champlain to the west of the Green Mountains, is the most populous city in the U.S. state of Vermont as well as its cultural hub. The seat of Chittenden County, the city is the center of the Burlington, Vermont metropolitan area and lies 45 miles (72 km) south of the Canada-United States (Quebec-Vermont) border and 94 miles (151 km) south of Montreal. Burlington is the least populous city in the United States to be the largest city within a state. The municipal population was 42,211 according to a 2014 U.S. Census Estimate.
A regional college town, Burlington is home to the University of Vermont as well as two small private colleges, Burlington College and Champlain College. The state's largest hospital, the University of Vermont Medical Center, is located within the city limits. In early 2015, Burlington became the first city in the United States to run completely on renewable energy.