Are younger or older Australians more likely to have used cannabis?

Australians aged 30-39 years are more likely than other age groups to have used cannabis in their lifetime. Those aged 18-24 years are more likely to have used cannabis in the past 12 months, past month, and past week.

10% of Australians aged 14-17 years have used cannabis in their lifetime; 8% have used in the past 12 months; 4% have used in the past month; and 2%* have used in the past week. 36% of Australians aged 18-24 years have used cannabis in their lifetime; 23% have used in the past 12 months; 13% have used in the past month; and 9% have used in the past week. 45% of Australians aged 25-29 years have used cannabis in their lifetime; 20% have used in the past 12 months; 10% have used in the past month; and 7% have used in the past week. 50% of Australians aged 30-39 years have used cannabis in their lifetime; 13% have used in the past 12 months; 7% have used in the past month; and 5% have used in the past week. 48% of Australians aged 40-49 years have used cannabis in their lifetime; 11% have used in the past 12 months; 6% have used in the past month; and 4% have used in the past week. 40% of Australians aged 50-59 years have used cannabis in their lifetime; 7% have used in the past 12 months; 5% have used in the past month; and 4% have used in the past week. 14% of Australians aged 60+ years have used cannabis in their lifetime; 2% have used in the past 12 months; 0.9% have used in the past month; and 0.6% have used in the past week. * 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.