Using results from the National Survey on Drug Use and Health, the map above shows marijuana usage rates in the past month and year for each state, dating back to 2002. In addition, the map displays the percent of a state’s population that perceives smoking marijuana once a month causes great harm.
Click a state and see its trend in the table.
Percentage of respondents indicating marijuana use in the past month among adults aged 18 or older
Percentage of respondents indicating marijuana use in the past year among adults aged 18 or older
Percentage of respondents indicating a perception of great risk from smoking marijuana once a month among adults aged 18 or older
SOURCE: National Survey on Drug Use and Health 2002-17, Substance Abuse and Mental Health Services Administration (SAMHSA) https://www.samhsa.gov/data/data-we-collect/nsduh-national-survey-drug-use-and-health
