2016 National Survey on Drug Use and Health
In 2016, the National Survey on Drug Use and Health (NSDUH) found that approximately 28.6 million Americans over the age of 12 (1 in 10 Americans) were current drug users meaning they had used illicit drugs with the month prior to the survey interview. The survey found that the most common drug was marijuana with approximately 24 million using it.
The survey found that 1 in 4 adults age 18 to 25 were current illicit drug users and an estimated 8.9% of adults over the age of 26 were using illicit drugs.
The NSDUH found that although illicit drug use has remained stable since 2002; there has been an alarming increase in the abuse of opioid misuse with an estimated 11.8 million Americans misusing opioids.
The most common illicit drug among those over the age of 18 is marijuana, followed by psychotherapeutics which includes pain relievers, tranquilizers, stimulants and sedatives. Although those between 18 and 25 tend to use opioids more than those over the age of 26.