Cap-Saint-Jacques Nature Park

Cap-Saint-Jacques Nature Park is a large nature park in the Pierrefonds-Roxboro borough of Montreal, Quebec, Canada.

It is located in the West Island at the junction of the Lake of Two Mountains and the Rivière des Prairies. Situated on a peninsula, three quarters of the park is bordered by water. At 330 ha, it is the largest park in Montreal.

The land for the park was purchased by the City of Montreal on 15 February 1980 from the Congregation des Soeurs des Saints Noms de Jesus et de Marie.The park features a natural sand beach and an organic farm, which raises animals and grows organic produce. Farm activities are offered by the non profit D-Trois-Pierres.The park's bays are home to a variety of animals, including the map turtle.