Rock Island is an unincorporated community in Stanstead, Quebec, Canada.
It is recognized as a designated place by Statistics Canada.
In the 2021 Census of Population conducted by Statistics Canada, Rock Island had a population of 927 living in 416 of its 459 total private dwellings, a change of 3.3% from its 2016 population of 897.
With a land area of 7.36 km2 (2.84 sq mi), it had a population density of 126.0/km2 (326.2/sq mi) in 2021.
This Quebec location article is a stub.