It initially comprised the Parishes of Boucherville, Longueuil, St. Bruno and Chambly.

In 1892, it was redefined to consist of the town of Longueuil, the villages of Verchères, Boucherville, Chambly Basin, Chambly Canton and Varennes, the municipality of St. Lambert, and the parishes of Boucherville, Chambly, Longueuil, St. Basile le Grand, St. Bruno, St. Hubert, Varennes, Ste.

In 1924, it was redefined to consist of the Counties of Chambly and Verchères including the Cities of Longueuil and St. Lambert.

On Mr. Duranleau accepting an office of emolument under the Crown, 7 August 1930 On Mr. Geoffrion's death, 18 July 1899 On Mr. Benoit being appointed Superintendent of the Chambly Canal, 13 July 1886

On Mr. Jodoin being unseated, 3 August 1875 On election being declared void