Saint-Léon-le-Grand, Mauricie

Saint-Léon-le-Grand is a parish municipality in the Maskinongé Regional County Municipality in the Mauricie region of the province of Quebec, Canada.

Demographics
In the 2021 Census of Population conducted by Statistics Canada, Saint-Léon-le-Grand had a population of $863$ living in $369$ of its $393$ total private dwellings, a change of NaN% from its 2016 population of $928$. With a land area of 75.97 km2, it had a population density of in 2021.

Population trend:
 * Population in 2021: 863 (2016 to 2021 population change: -7%)
 * Population in 2016: 928
 * Population in 2011: 992
 * Population in 2006: 965
 * Population in 2001: 966
 * Population in 1996: 955
 * Population in 1991: 925

Mother tongue:
 * English as first language: 0%
 * French as first language: 100%
 * English and French as first language: 0%
 * Other as first language: 0%