Îlets de Joncs is a Island located in Saint-François-du-Lac; Nicolet-Yamaska, Quebec.

• Latitude: 46° 6' 8'' North   (decimal: 46.1022000)
• Longitude: 72° 57' 36'' West   (decimal: -72.9600000)
• Topography Feature Category: Island
• Geographical Feature: Île / Ile
• Canadian Province/Territory: Quebec
• Location: Saint-François-du-Lac; Nicolet-Yamaska
• GPS Coordinate Locator Map: Îlets de Joncs Lat/Long