In the 2021 Census of Population conducted by Statistics Canada, Glenwood had a population of 739 living in 327 of its 361 total private dwellings, a change of -5% from its 2016 population of 778. With a land area of 7.08 km2 (2.73 sq mi), it had a population density of 104.4/km2 (270.3/sq mi) in 2021.[1]