Le Haut-Richelieu Regional County Municipality (French pronunciation: [lə o ʁiʃ(ə)ljø], lit.

'The Upper Richelieu') is a regional county municipality in the Montérégie region in southwestern Quebec, Canada.

Its seat is in Saint-Jean-sur-Richelieu.

It is named for the Richelieu River which runs south-north through it.

Highways and numbered routes that run through the municipality, including external routes that start or finish at the county border:[8]