The development and growth of the village of Sainte Adele began in 1938 with the opening of Le Chantecler Hotel[8], a 45-room inn on the shores of Lac Rond.

Adele Lodge[9] actually dates back to 1910 when the site at the top of the big hill was developed and occupied by l’Hotel Rochon from 1910-1928.

In late 1939 a Montreal businessman, Tom G. Potter, bought the old La Maison Blanche, demolished it and in its place built the Ste.

Mr. Potter hired the Johnny Holmes[10] Band which played on the CBC, and its star attraction Oscar Peterson [11] to perform during one summer.

Adele Lodge and Mount Tremblant to his audiences in the United States, promoting the resorts as destinations for skiers.

In 2009, municipal taxes were doubled to what they were in the early 1990s to reflect the high demand for real estate that has been experienced in the municipality in recent years, and the beautiful landscape is now dotted with condos and strip malls, including the 500th Tim Hortons donut shop in Canada.

The municipal status of Sainte-Adèle and the surrounding areas was the subject of personal, local, provincial, and national politics several times in its history.

A coarse timeline of these divisions and fusions follows: Sainte-Adèle was the setting of the long-running Quebec television series Les Belles Histoires des pays d'en haut, an adaptation of Claude-Henri Grignon's novel Un Homme et son péché.