What is the legal drinking age in Ontario? July 29, 2020 14:21 Updated The legal drinking age in the Province of Ontario, Canada is 19 years of age. Related articles What is the legal age to Sell, Serve, Deliver or Handle alcohol in Ontario? I am purchasing or own a licensed establishment, do I need to be Smart Serve Certified? Do part-time and/or unpaid volunteers serving alcohol need to be Smart Serve Certified? Liquor Licence and Control Act, 2019 (LLCA) I passed, how long does it take to get my certificate?