In the 2021 Census of Population conducted by Statistics Canada, Beaubier had a population of 20 living in 11 of its 14 total private dwellings, a change of -33.3% from its 2016 population of 30. With a land area of 0.08 km2 (0.031 sq mi), it had a population density of 250.0/km2 (647.5/sq mi) in 2021.[1]