Saint-Denis-sur-Richelieu

Saint-Denis-sur-Richelieu
Jean-Baptiste Masse House
Location within La Vallée-du-Richelieu RCM
Saint-Denis-sur-Richelieu
Location in southern Quebec
Coordinates: 45°47′N 73°09′W / 45.783°N 73.150°W / 45.783; -73.150
Country Canada
Province Quebec
RegionMontérégie
RCMLa Vallée-du-Richelieu
Settled1694
ConstitutedDecember 24, 1997
Government
 • MayorPierre-Luc Archambault
 • Federal ridingPierre-Boucher—Les Patriotes—Verchères
 • Prov. ridingBorduas
Area
86.40 km2 (33.36 sq mi)
 • Land84.64 km2 (32.68 sq mi)
 • Urban
1.07 km2 (0.41 sq mi)
Population
 (2021)
2,339
 • Density27.6/km2 (71/sq mi)
 • Urban
1,048
 • Urban density978.1/km2 (2,533/sq mi)
 • Pop 2016-2021
1.3%
 • Dwellings
1,045
Time zoneUTC−5 (EST)
 • Summer (DST)UTC−4 (EDT)
Postal code(s)
Area codes450 and 579
Highways R-133
R-137
Websitewww.stdenis
surrichelieu.ca

Saint-Denis-sur-Richelieu (French pronunciation: [sɛ̃ dəni syʁ ʁiʃ(ə)ljø], lit.'Saint-Denis on Richelieu') is a municipality in the southwestern part of Quebec, Canada on the Richelieu River in the Regional County Municipality of La Vallée-du-Richelieu. The population as of the Canada 2021 Census was 2,339.