For example, the Lord of Lavaltrie entrusted the central portion to Mr. Vondevelden to pay for his surveying fees.

It was renamed again to its present name in 1839 since the Anglican, Methodist, and Catholic pioneers all had a devotion to St. Ambrose of Milan.

In 1855, the Parish Municipality of Saint-Ambroise-de-Kildare was formed, with Charles Laporte as first mayor and D. Maigret as first treasury-secretary.

The major sectors of employment are: agriculture, sales/service/retail commerce, transportation, health care, and financial institutions.

[14] The French-Canadian soap opera TV series Terre Humaine was filmed in the municipality and set in the parish of Sainte-Marie des Anges, a fictional recreation of Saint-Ambroise-de-Kildare.