Grasmere, British Columbia, Canada (Ktunaxa: ʔa·kink̓umǂasnuqǂiʔit ) elevation 869m, is a tiny hamlet in the East Kootenay region of British Columbia within the Regional District of East Kootenay, British Columbia (RDEK). It is located on the east side of Lake Koocanusa, below the mouth of the Elk River, and to the southeast of the city of Cranbrook, and 15 km north of the Canada-United States border and the state of Montana.