Burlington is the largest city in the U.S. state of Vermont and the county seat of Chittenden County. It 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.
Burlington had a population of 42,417 at the 2010 census. The city is the hub of the Burlington-South Burlington metropolitan area, consisting of the three northwestern Vermont counties of Chittenden, Franklin and Grand Isle and encompassing the cities of Burlington, South Burlington, and Winooski; the towns of Colchester, Essex, and Williston; and the village of Essex Junction. According to 2012 U.S. Census estimates, the metro area had an estimated population of 213,701, approximately one third of Vermont's total population.
A regional college town, Burlington is home to the state's flagship public university, the University of Vermont ("UVM"), as well as two small private colleges, Burlington College and Champlain College. In early 2015, Burlington became the first city in the United States to run completely on renewable energy.
The state's largest hospital, the UVM Medical Center, is also located within the city limits. Vermont's largest airport, Burlington International Airport (BTV), is situated in the adjacent suburb of South Burlington, although it is owned by the city of Burlington.