In the 2021 Census of Population conducted by Statistics Canada, Medstead had a population of 121 living in 60 of its 73 total private dwellings, a change of -6.9% from its 2016 population of 130. With a land area of 0.65 km2 (0.25 sq mi), it had a population density of 186.2/km2 (482.1/sq mi) in 2021.[8]
In the 2016 Census of Population, the Village of Medstead recorded a population of 130 living in 65 of its 72 total private dwellings, a 7.7% change from its 2011 population of 120. With a land area of 0.67 km2 (0.26 sq mi), it had a population density of 194.0/km2 (502.5/sq mi) in 2016.[9]