Nearly one in 12 college students (7.9 percent) use marijuana on a daily basis, which is the highest level among U.S. college students over the past four decades.
Between 2019 and 2020, the percentage of full-time college students (aged 19-22) who vaped marijuana at least once in the past 30 days decreased from 14 percent to 12 percent.
More than a quarter of college students (26.5 percent) used cannabis in the past three months.