Lac-Frontière

Lac-Frontière
Location within Montmagny RCM
Lac-Frontière
Location in province of Quebec
Coordinates: 46°42′N 70°00′W / 46.700°N 70.000°W / 46.700; -70.000
Country Canada
Province Quebec
RegionChaudière-Appalaches
RCMMontmagny
ConstitutedFebruary 7, 1916
Government
  MayorAlain Robert
  Federal ridingMontmagny—L'Islet—
Kamouraska—Rivière-
du-Loup
  Prov. ridingCôte-du-Sud
Area
  Total
51.69 km2 (19.96 sq mi)
  Land49.96 km2 (19.29 sq mi)
Population
 (2021)
  Total
175
  Density3.5/km2 (9/sq mi)
  Pop (2016-21)
4.9%
  Dwellings
90
Time zoneUTC−5 (EST)
  Summer (DST)UTC−4 (EDT)
Postal code(s)
Area code(s)418 and 581
Highways R-204
Websitewww.lac-frontiere.ca

Lac-Frontière (French pronunciation: [lak fʁɔ̃tjɛʁ]) is a municipality in Montmagny Regional County Municipality within the Chaudière-Appalaches region of Quebec, Canada. It is located at the border (frontière in French) with the United States.