www.ccsa.ca/CCSA/EN/Topics/Legislation/LegalDrinkingAgeByProvCan.htm
Province
Current legal age
Former legal age
Date of change
Alberta
18
21
1 April 1971
British Columbia
19
21
15 April 1970
Manitoba
18
21
1 August 1970
New Brunswick
19
21
1 August 1972
Newfoundland and Labrador
19
21
25 July 1972
Northwest Territories
19
21
15 July 1970
Nova Scotia
19
21
13 April 1971
Ontario
19
18
1 January 1979
Prince Edward Island
19
18
1 July 1987
Québec
18
20
July 1972
Saskatchewan
19
18
1 September 1976
Yukon
19
21
February 1970