Lake Louise is a census-designated place (CDP) in Matanuska-Susitna Borough, Alaska, United States. Although it is an isolated settlement and is close to Glennallen, it is considered part of the Anchorage Metropolitan Area, like all other locations in the Mat-Su Borough. At the 2020 census the population was 15, down from 46 in 2010 and 88 in 2000.

The Anchorage Metropolitan Statistical Area, as defined by the United States Census Bureau, is an area consisting of the Municipality of Anchorage and the Matanuska-Susitna Borough in the south central region of Alaska.