In the 2021 Census of Population conducted by Statistics Canada, Meanook had a population of 35 living in 12 of its 14 total private dwellings, a change of 16.7% from its 2016 population of 30. With a land area of 0.6km2 (0.23sqmi), it had a population density of 58.3/km2 (151.1/sqmi) in 2021.
As a designated place in the 2016 Census of Population conducted by Statistics Canada, Meanook had a population of 30 living in 13 of its 15 total private dwellings, a change of 20% from its 2011 population of 25. With a land area of 0.6km2 (0.23sqmi), it had a population density of 50.0/km2 (129.5/sqmi) in 2016.
↑"Geographical Identification and Population for Unincorporated Places of 25 persons and over, 1971 and 1976". 1976 Census of Canada(PDF). Supplementary Bulletins: Geographic and Demographic (Population of Unincorporated Places—Canada). Vol.Bulletin 8SG.1. Ottawa: Statistics Canada. 1978.