Saint-Léandre is a parish municipality in the Canadian province of Quebec, located in La Matanie Regional County Municipality.

The Parish of Saint-Léandre was founded in 1900, named after the first settler of the place, Léandre Bernier. In 1902, its post office opened.

On March 30, 1912, the Parish Municipality of Saint-Léandre was formed when it ceded from the Parish Municipality of Saint-Ulric.

In the 2021 Census of Population conducted by Statistics Canada, Saint-Léandre had a population of 375 living in 188 of its 222 total private dwellings, a change of -6.3% from its 2016 population of 400. With a land area of 104.72 km (40.43 sq mi), it had a population density of 3.6/km (9.3/sq mi) in 2021.

Historical census populations – Saint-Léandre, Quebec

Year Pop. ±% 1921 647 —     1931 657 +1.5% 1941 786 +19.6% 1951 725 −7.8% 1956 790 +9.0% 1961 877 +11.0%	Year Pop. ±% 1966 736 −16.1% 1971 673 −8.6% 1976 543 −19.3% 1981 513 −5.5% 1986 436 −15.0% 1991 396 −9.2%	Year Pop. ±% 1996 401 +1.3% 2001 380 −5.2% 2006 401 +5.5% 2011 402 +0.2% 2016 400 −0.5% 2021 375 −6.2%
Source: Statistics Canada

List of former mayors:

This list is incomplete; you can help by adding missing items. (September 2024)

• Roger Bernier (...–2009)
• Raymond Chouinard (2009–2013)
• Jean-Pierre Chouinard (2013–2017)
• Steve Castonguay (2021–present)

• List of parish municipalities in Quebec

• Official website