Saskatchewan is bordered on the west by Alberta, on the north by the Northwest Territories, on the east by Manitoba, and on the south by the American states of Montana and North Dakota. As of December 2013, the population of Saskatchewan was estimated at 1,114,170.askatchewan is part of the Western Provinces and is bounded on the west by Alberta, on the north by the Northwest Territories, on the north-east by Nunavut, on the east by Manitoba, and on the south by the American states of Montana and North Dakota.