Ontario populated places on the Saint Lawrence River

city in Ontario, Canada

city in Ontario, Canada

Brockville is a city in Eastern Ontario, Canada, in the Thousand Islands region. Although it falls within the United Counties of Leeds and Grenville, it is politically independent of the county. It is included with Leeds and Grenville for census purposes only.

Gananoque ( ) is a town in the United Counties of Leeds and Grenville of Ontario, Canada. The town had a population of 5,383 year-round residents in the 2021 Canadian Census, as well as summer residents sometimes referred to as "Islanders" because of the Thousand Islands in the St. Lawrence River, Gananoque's most important tourist attraction. The Gananoque River flows through the town and the St. Lawrence River serves as the southern boundary of the town.

separated municipality in Ontario, Canada

municipality in Ontario, Canada

township in eastern Ontario, Canada

township in Ontario, Canada

township municipality in Ontario, Canada

locality in Ontario, Canada