Saint-Cyprien, Chaudière-Appalaches

Saint-Cyprien is a parish in the Les Etchemins Regional County Municipality in Quebec, Canada. It is part of the Chaudière-Appalaches region and the population is 490 as of 2016. It is named after Christian martyr Cyprian.

Saint-Cyprien lies on the Canada–United States border.

Demographics
In the 2021 Census of Population conducted by Statistics Canada, Saint-Cyprien had a population of $474$ living in $238$ of its $290$ total private dwellings, a change of NaN% from its 2016 population of $490$. With a land area of 93.48 km2, it had a population density of in 2021.

Population trend:
 * Population in 2016: 490 (2011 to 2016 population change: -10.6%)
 * Population in 2011: 548
 * Population in 2006: 630
 * Population in 2001: 603
 * Population in 1996: 617
 * Population in 1991: 664
 * Population in 1986: 769
 * Population in 1981: 838
 * Population in 1976: 776
 * Population in 1971: 905
 * Population in 1966: 1,056
 * Population in 1961: 1,101
 * Population in 1956: 1,104
 * Population in 1951: 1,058
 * Population in 1941: 950
 * Population in 1931: 626
 * Population in 1921: 444

Education
The South Shore Protestant Regional School Board previously served the municipality.