La Prairie is a town in southwestern Quebec, Canada at the confluence of the Saint-Jacques River and the Saint Lawrence River in the Regional County Municipality of Rousillon.
According to the Canada 2001 Census:
Population: 18,896
% Change (1996-2001): 10.3
Dwellings: 7,486
Area (sq. km.): 43.69
Density (persons per sq. km.): 432.5
Chapi