Laval is a Canadian city and a region in southwestern Quebec. It is the largest suburb of Montreal, the third largest municipality in the province of Quebec, and the 14th largest city in Canada with a population of 368,709 in 2006. Laval geographically is separated from the mainland to the north by the Rivière des Mille Îles, and from the Island of Montreal to the south by the Rivière des Prairies. Laval occupies all of Île Jésus as well as the Îles Laval.
Laval constitutes region 13 of the 17 administrative regions of Quebec as well as a territory equivalent to a regional county municipality (TE) and census division (CD) with geographical code 65.