West St. Modeste is a town in the Canadian province of Newfoundland and Labrador. The town had a population of 102 in the Canada 2021 Census.
In the 2021 Census of Population conducted by Statistics Canada, West St. Modeste had a population of living in of its total private dwellings, a change of from its 2016 population of . With a land area of , it had a population density of in 2021.