The district had 23 schools when it opened on September 5 of that year, and at that time it had over 450 teaching employees and over 9,000 students.
[3] In 1992 all areas of the Richelieu Valley and the South Shore were incorporated into the board's territory.
[6] As of 1965 the municipalities within the school board were: Beloeil, Boucherville, Brossard, Candiac, Chambly, Douville, Fort Chambly, Greenfield Park, Iberville, Jacques Cartier, L'Acadie, Lacolle, Lafleche, Laprairie, La Providence, Lemoyne, Longueuil, Marieville, McMasterville, Mont St. Hilaire, Notre Dame, Notre Dame de Bon Secours, Notre Dame du Mont Carmel, Otterburn Park, Preville, Richelieu, Rougemont, Ste.
[7] When it opened in 1967, the district served schooling in all grade levels in the school boards of Chambly-Richelieu, Greenfield Park, Lacolle, Longueuil, Pinehurst-East Greenfield, Rougemont, St. Hubert, St. Hyacinthe, St. Johns, and St. Lambert.
In the St. Hilaire and Richelieu Valley school boards the district served grades 7 through 12.