South Bay is a suburban Canadian

Canada

Canada is a North American country consisting of ten provinces and three territories. Located in the northern part of the continent, it extends from the Atlantic Ocean in the east to the Pacific Ocean in the west, and northward into the Arctic Ocean...

 community in Saint John County

Saint John County, New Brunswick

St. John County is located in southern New Brunswick, Canada. The city of Saint John dominates the county. In the rest of the county, tourists flock to see the many scenic views on the Bay of Fundy.-Communities:...

, New Brunswick

New Brunswick

New Brunswick is one of Canada's three Maritime provinces and is the only province in the federation that is constitutionally bilingual . The provincial capital is Fredericton and Saint John is the most populous city. Greater Moncton is the largest Census Metropolitan Area...

.

Located within the city of Saint John

Saint John, New Brunswick

City of Saint John , or commonly Saint John, is the largest city in the province of New Brunswick, and the first incorporated city in Canada. The city is situated along the north shore of the Bay of Fundy at the mouth of the Saint John River. In 2006 the city proper had a population of 74,043...

, the community is located west of the former city of Lancaster

Lancaster, New Brunswick

Lancaster was a small city on the west side of the Saint John River at its mouth into the Bay of Fundy. It was amalgamated into Saint John, New Brunswick in 1967.-External links:*...

 and was amalgamated into Saint John with that city in 1967.

South Bay derives its name from a small bay

Bay

A bay is an area of water mostly surrounded by land. Bays generally have calmer waters than the surrounding sea, due to the surrounding land blocking some waves and often reducing winds. Bays also exist as an inlet in a lake or pond. A large bay may be called a gulf, a sea, a sound, or a bight...

 of the same name that is formed by Green Head, an island located in the Saint John River

Saint John River

The Saint John River is a river, approximately long, located principally in the Canadian province of New Brunswick but also in, and arising from the province of Quebec and the U.S. state of Maine. It forms part of the Canada – United States border in two different places along its length...

 that separates South Bay from the Reversing Falls

Reversing Falls

The Reversing Falls are a series of rapids on the Saint John River located in Saint John, New Brunswick, Canada, where the river runs through a narrow gorge before emptying into the Bay of Fundy....

gorge.