In the 2021 Census of Population conducted by Statistics Canada, River Hebert had a population of 468 living in 216 of its 245 total private dwellings, a change of  from its 2016 population of 453.
In the 2021 Census of Population conducted by Statistics Canada, River Hebert had a population of 468 living in 216 of its 245 total private dwellings, a change from its 2016 population of 453.