Baffin Island (formerly Baffin Land), [5] in the Canadian territory of Nunavut, is the largest island in Canada, the second-largest island in the Americas (behind Greenland), and the fifth-largest island in the world.Its area is 507,451 km 2 (195,928 sq mi) with a population density of 0.03/km 2; the population was 13,039 according to the 2021 Canadian census; [2] and it is located at