Saint-Antoine-de-l'Isle-aux-Grues is a parish municipality in Quebec, in the Montmagny Regional County Municipality in the administrative region of Chaudière-Appalaches. It is known for bird-watching, goose-hunting and cheeses.

Demographics

In the 2021 Census of Population conducted by Statistics Canada, Saint-Antoine-de-l'Isle-aux-Grues had a population of 122 living in 72 of its 102 total private dwellings, a change of NaN% from its 2016 population of 144. With a land area of 23.97 km2, it had a population density of in 2021.

Transportation

L'Isle-aux-Grues has a small airstrip, which provides the only access to the island during the winter, with Air Montmagny the main airline. A ferry operates during the summer months.

Education

Children from Isle-aux-Grues attend school in Montmagny, Quebec, travelling by plane each day.

2010 plane crash

On May 19, 2010 at about 3:30 p.m. Eastern time, a Cessna 172 airplane carrying four people crashed on Isle-aux-Grues, killing three people.