De Grasse, QuebecDe Grasse is an unincorporated community in Sept-Îles, Quebec, Canada. It is recognized as a designated place by Statistics Canada.DemographicsIn the 2021 Census of Population conducted by Statistics Canada, De Grasse had a population of 10 living in 5 of its 5 total private dwellings, up from its 2016 population of 0. With a land area of, it had a population density of in 2021.