La Prairie, Quebec

La Prairie
Old La Prairie
Motto(s): 
Victor Hostium et Sui
(Latin for "Master of our Enemies and Oneself")
Location within Roussillon RCM
La Prairie
Location in southern Quebec
Coordinates: 45°25′N 73°30′W / 45.42°N 73.5°W / 45.42; -73.5
Country Canada
Province Quebec
RegionMontérégie
RCMRoussillon
ConstitutedMarch 30, 1846
Government
  MayorFrédéric Galantai
  Federal ridingLa Prairie
  Prov. ridingLa Prairie
Area
  Total
54.80 km2 (21.16 sq mi)
  Land43.47 km2 (16.78 sq mi)
Population
 (2021)
  Total
26,406
  Density607.4/km2 (1,573/sq mi)
  Pop 2016–2021
9.5%
  Dwellings
11,309
Demonym(s)Laprairien,(ienne) (French)
Time zoneUTC−5 (EST)
  Summer (DST)UTC−4 (EDT)
Postal code(s)
Area code(s)450 and 579
Highways
A-15
A-30

R-104
R-132
R-134
R-217
Websitewww.ville.laprairie.qc.ca

La Prairie (French pronunciation: [la pʁɛʁi]) is an off-island suburb (south shore) of Montreal, in southwestern Quebec, Canada, at the confluence of the Saint-Jacques River and the Saint Lawrence River in the Regional County Municipality of Roussillon. The population as of the Canada 2021 Census was 26,406.