Gananoque is a town in Leeds and Grenville United Counties, Ontario, Canada. The town had a population of 5,194 year-round residents in the Canada 2011 Census, as well as summer residents sometimes referred to as "Islanders" because of the Thousand Islands in the Saint Lawrence River, Gananoque's most important tourist attraction.
The Gananoque River flows through the town, and the St. Lawrence River is the southern boundary of the town. The local industry is an ECG electrode manufacturer, Covidien
