Do younger or older Australians use more cannabis?

Among Australians who used cannabis in the past 12 months, younger age groups (14-24 years) were more likely to use 2-4 joints, bongs or cones. Older Australians (25+ years) were more likely to use one or fewer joints, bongs or cones on an occasion they used cannabis.

Among Australians aged 14-17 years who used cannabis in the past 12 months 24%* usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 49% used 2-4; 20%* used 5-10; and 8%* used 11 or more. Among Australians aged 18-24 years who used cannabis in the past 12 months 28% usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 47% used 2-4; 17% used 5-10; and 8% used 11 or more. Among Australians aged 25-29 years who used cannabis in the past 12 months 46% usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 29% used 2-4; 16% used 5-10; and 9% used 11 or more. Among Australians aged 30-39 years who used cannabis in the past 12 months 46% usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 32% used 2-4; 13% used 5-10; and 9% used 11 or more. Among Australians aged 40-49 years who used cannabis in the past 12 months 44% usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 34% used 2-4; 14% used 5-10; and 8% used 11 or more. Among Australians aged 50-59 years who used cannabis in the past 12 months 39% usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 40% used 2-4; 15% used 5-10; and 7%* used 11 or more. Among Australians aged 60+ years who used cannabis in the past 12 months 46% usually used 1 or less joints, bongs, or cones of cannabis per occasion of use, 37% used 2-4; 11%* used 5-10; and 6%* used 11 or more. * Estimate has a relative standard error of 25% to 50% and should be used with caution.

Source: Australian Institute of Health and Welfare (AIHW). 2016 National Drug Strategy Household Survey (NCETA secondary analysis, 2019).

* Estimate has a relative standard error of 25% to 50% and should be used with caution.

Please note: Percentages may not tally to 100% due to rounding. The category “one or less” refers to those who usually consume ¼, ½, ¾ or 1 joint, bong or cone per day of use.