Nearly one in four Americans used an illicit drug in the past year, a startling figure that opens the door to a complex global reality where substance use patterns and their devastating consequences reveal urgent public health crises.
Key Takeaways
- In 2022, 24.9% of people aged 12 or older in the US (70.4 million) used illicit drugs in the past year, with marijuana being the most common at 18.7%.
- Globally, an estimated 296 million people used cannabis in 2021, representing 5.8% of the adult population aged 15-64.
- In the US, past-month cocaine use among adults aged 26+ rose to 2.0% in 2021 from 1.7% in 2019.
- Males aged 18-25 in US had 35.2% past-year marijuana use in 2022.
- Among US females 12+, past-year illicit drug use was 24.1% vs 25.8% males in 2021.
- US adults 18-25 had highest past-month illicit drug use at 39.5% in 2022.
- Heroin/cocaine injection causes 39% HIV cases among US adults 25+ in 2021.
- Chronic marijuana use linked to 2.4 times higher risk of schizophrenia in predisposed youth.
- Opioid misuse leads to 80% of US cirrhosis deaths among young adults 25-44.
- US drug overdose deaths rose 30% from 2019-2020 to 91,799.
- Fentanyl involved in 68,242 overdose deaths in US 2021, up 23% from 2020.
- Opioid overdose death rate 32.6 per 100,000 among US males 25-44 in 2021.
- US treatment admissions 2.3 million in 2021 for SUD.
- Only 10.3% of US people with opioid use disorder receive medication treatment.
- Methadone reduces overdose death risk by 50% in OUD patients.
Illicit drug use is widespread and its harmful consequences are increasing globally.
Demographics
1Males aged 18-25 in US had 35.2% past-year marijuana use in 2022.
Verified2Among US females 12+, past-year illicit drug use was 24.1% vs 25.8% males in 2021.
Verified3US adults 18-25 had highest past-month illicit drug use at 39.5% in 2022.
Verified4In 2021, 15.4% of US high school seniors reported past-year marijuana use daily.
Directional5Non-Hispanic whites in US had 26.1% past-year illicit drug use vs 22.4% blacks in 2021.
Single source6Urban US residents past-year drug use 27.3% vs 20.1% rural in 2022.
Verified7College non-attendees aged 18-25 had 28.4% past-month marijuana use vs 20.1% attendees in 2021.
Verified8In Europe, males 2.5 times more likely to use cannabis than females in 2021.
Verified9US unemployed adults past-year illicit drug use 42.5% vs 23.8% employed in 2022.
Directional10Hispanic US youth 12-17 past-month illicit drugs 9.2% vs 6.8% non-Hispanic white in 2021.
Single source11In Canada, Indigenous adults cannabis use 32% vs 24% non-Indigenous in 2022.
Verified12US adults with mental illness past-year drug use 45.2% vs 18.9% without in 2021.
Verified13Low-income US households (<$20k) 32.4% past-year drug use vs 18.2% high-income in 2022.
Verified14In UK, 16-24 year olds drug use 19.8% vs 6.5% 40-59 in 2021/22.
Directional15US veterans past-year prescription misuse 12.1% vs 6.2% civilians in 2021.
Single source16LGBTQ+ US youth past-month drug use 25.4% vs 12.3% straight in 2021.
Verified17In Australia, males methamphetamine use 2.1% vs 0.8% females 14+ 2022.
Verified18US rural white non-Hispanics opioid misuse 12.5% vs urban 8.3% in 2021.
Verified19College graduates US adults drug use 19.6% vs non-grads 28.4% past year 2022.
Directional20In France, unemployed past-year cannabis 22.4% vs employed 9.8% 2021.
Single source21US Asian Americans lowest illicit drug use 14.2% past year vs Native Americans 32.1% 2021.
Verified22Females in Europe cocaine use increased 25% more than males 2017-2021.
Verified23US 18-25 full-time students marijuana past month 19.8% vs part-time 24.3% 2022.
Verified24In Brazil, favela residents crack use 15.2% vs 3.4% general urban 2019.
Directional25US adults 65+ past-year drug use 13.4% vs under 18 15.2% but different drugs 2021.
Single source26South Africa coloured population cannabis use 21% vs black 11% 2019.
Verified27In US, bisexual adults drug use 40.7% past year vs heterosexual 22.4% 2021.
VerifiedDemographics Interpretation
Between unemployment, mental health, and education gaps, the story behind these numbers isn't so much about who is using drugs as it is about who is trying to cope with the weight of modern life, proving that while demographics may change, the need for accessible support is a universal constant.
Health Impacts
1Heroin/cocaine injection causes 39% HIV cases among US adults 25+ in 2021.
Verified2Chronic marijuana use linked to 2.4 times higher risk of schizophrenia in predisposed youth.
Verified3Opioid misuse leads to 80% of US cirrhosis deaths among young adults 25-44.
Verified4Methamphetamine use increases stroke risk by 3-4 fold in users under 45.
Directional5Cocaine use associated with 6-fold increase in heart attack risk within 1 hour of use.
Single source6Fentanyl contamination causes 90% of US opioid overdose deaths involving synthetics in 2022.
Verified7Long-term cannabis smoking raises lung cancer risk by 20% per joint equivalent to tobacco.
Verified8Heroin users have 19 times higher hepatitis C prevalence than general population.
Verified9MDMA use linked to 2.5 times serotonin syndrome risk in heavy users.
Directional10Prescription opioid chronic use doubles depression risk within 2 years.
Single source11Crack cocaine causes 8.5 times higher rate of preterm birth in users.
Verified12Amphetamine psychosis persists in 30% of heavy users post-abstinence.
Verified13Kratom use associated with 1 in 5 users developing dependence symptoms.
Verified14LSD flashbacks occur in 4.6% of users years after last use.
Directional15Oxycodone misuse leads to erectile dysfunction in 40% of male chronic users.
Single source16Synthetic cannabinoids cause kidney failure in 30% of severe intoxication cases.
Verified17Benzodiazepine with opioids increases respiratory depression risk 10-fold.
Verified18Chronic ecstasy use reduces gray matter by 4-6% in memory-related brain areas.
Verified19Inhalant abuse causes sudden death in 1-2% of first-time users via arrhythmia.
Directional20Fentanyl skin exposure risk leads to 50% accidental exposures in bystanders.
Single source21Meth mouth (severe dental decay) affects 40-60% of chronic meth users.
Verified22Heroin withdrawal symptoms peak at 48-72 hours in 90% of users.
Verified23Cannabis hyperemesis syndrome hospitalized 2,774 cases in US 2017 with rising trend.
Verified24Cocaine cardiomyopathy incidence 25% in long-term users over 40.
DirectionalHealth Impacts Interpretation
These statistics paint a grim portrait where the pursuit of a high methodically trades years of health for hours of escape, proving that the body keeps a far more accurate and brutal score than the mind ever could.
Mortality and Overdose
1US drug overdose deaths rose 30% from 2019-2020 to 91,799.
Verified2Fentanyl involved in 68,242 overdose deaths in US 2021, up 23% from 2020.
Verified3Opioid overdose death rate 32.6 per 100,000 among US males 25-44 in 2021.
Verified4Synthetic opioids caused 90% of opioid deaths in US 2022.
Directional5Heroin overdose deaths declined 35% from 2017 peak but still 5,000+ in 2021.
Single source6Methamphetamine overdose deaths tripled from 2015-2019 to 15,883.
Verified7Cocaine-involved overdoses up 52% to 24,486 deaths US 2021.
Verified8Black non-Hispanic US overdose rate 37.5 per 100k vs white 30.6 in 2021.
Verified9Rural US opioid death rate 17.7 per 100k vs urban 15.2 in 2021.
Directional10Benzodiazepine overdoses 12,049 deaths US 2021, often with opioids.
Single source11Global opioid deaths estimated 600,000 annually per WHO 2022.
Verified12Australia opioid overdose deaths 2,200 in 2022, fentanyl main driver.
Verified13Canada opioid deaths 7,328 in 2022, 80% fentanyl-related.
Verified14UK drug deaths 5,583 in Scotland alone 2022, highest in Europe.
Directional15Europe overdose deaths 8,200 in 2021, up 32% from 2012.
Single source16US youth 14-18 overdose rate doubled to 6.6 per 100k 2019-2021.
Verified17Fentanyl pill press deaths 1,800+ among under-25 US 2022.
Verified18Meth overdose with opioids 30% of meth deaths US 2021.
Verified19Native American overdose rate 56.6 per 100k highest US 2021.
Directional20Global cocaine deaths 22,000 estimated 2021 per UNODC.
Single source21US 18-25 overdose deaths 15% of total despite 10% population 2021.
Verified22Iran annual opioid deaths 4,000+ mostly heroin 2021.
Verified23Mexico fentanyl deaths 1,100+ in 2022 first year surge.
Verified24Polydrug overdoses 75% of all US drug deaths 2021.
Directional25Veteran suicide 20% involve opioids US 2021.
Single source26US states like WV overdose rate 81.4 per 100k 2021 highest.
Verified27Naloxone reverses 80% opioid overdoses if administered timely.
VerifiedMortality and Overdose Interpretation
We are witnessing a grim and rapidly evolving syndicate of despair, where fentanyl has become the ruthless CEO of death, its synthetic efficiency outsourcing the roles of older drugs while exploiting every vulnerability—from the hopeful young adult to the struggling veteran—and turning polysubstance use into a nearly inescapable trap, all against a backdrop of a world increasingly poisoned by its own prescriptions and illicit innovations.
Prevalence
1In 2022, 24.9% of people aged 12 or older in the US (70.4 million) used illicit drugs in the past year, with marijuana being the most common at 18.7%.
Verified2Globally, an estimated 296 million people used cannabis in 2021, representing 5.8% of the adult population aged 15-64.
Verified3In the US, past-month cocaine use among adults aged 26+ rose to 2.0% in 2021 from 1.7% in 2019.
Verified4Europe saw 8.4 million past-year cannabis users in 2021, stable from previous years per EMCDDA data.
Directional5In 2021, 6.2 million US adults misused prescription pain relievers in the past year.
Single source6Lifetime hallucinogen use among US young adults (18-25) was 10.5% in 2022.
Verified7Australia reported 11.8% past-year cannabis use among 14+ population in 2022-2023.
Verified8In Canada, 26% of adults reported past-year cannabis use in 2022 post-legalization.
Verified9UK past-year drug use prevalence was 10.4% for ages 16-59 in 2021/22.
Directional10Mexico had 5.4% past-year cocaine use among adults in 2021 per national survey.
Single source11In 2021, 4.8% of US adolescents (12-17) used illicit drugs past month.
Verified12Brazil reported 8.4% lifetime crack cocaine use in urban areas in 2019.
Verified13Japan saw 0.3% past-year methamphetamine use in 2022 national survey.
Verified14South Africa had 13% past-year cannabis use among 15-64 in 2019.
Directional15In 2022, 2.5% of US adults used methamphetamine past year.
Single source16India estimated 2.1% opioid use disorder prevalence in 2021.
Verified17Russia reported 1.8% past-year heroin use in 2020 surveys.
Verified18New Zealand 15% past-year cannabis use in 2023 household survey.
Verified19In Europe, 1.3 million past-year opioid users excluding medical use in 2021.
Directional20US past-year inhalant use among youth 12-17 was 1.6% in 2021.
Single source21China reported 2.4 million registered drug users in 2022, mostly meth.
Verified22France 10.6% past-year cannabis use ages 18-64 in 2021.
Verified23In 2021, 17.4% of US college students used marijuana past year.
Verified24Nigeria 10.8% cannabis use prevalence among adults 15-64 in 2018.
Directional25Sweden 4.1% past-year illicit drug use 17-84 in 2021.
Single source26In 2022, 3.8 million US people used hallucinogens past year.
Verified27Iran 2.8% opioid dependence prevalence in 2019.
Verified28Australia 1.4% past-year methamphetamine use 14+ in 2022.
Verified29US past-month binge alcohol with illicit drugs 5.7% adults 2021.
Directional30Global amphetamine use 29 million people past year 2021.
Single sourcePrevalence Interpretation
While cannabis maintains its global popularity contest, the persistent and varied undercurrent of harder substance use—from a concerning cocaine creep in the US to millions wrestling with opioids and methamphetines worldwide—reveals a complex and serious public health landscape that no amount of legalization can simply smoke over.
Treatment and Recovery
1US treatment admissions 2.3 million in 2021 for SUD.
Verified2Only 10.3% of US people with opioid use disorder receive medication treatment.
Verified3Methadone reduces overdose death risk by 50% in OUD patients.
Verified4Buprenorphine treatment retention 60% at 6 months vs 40% no med.
Directional5US 1.8 million in specialty treatment for SUD 2021.
Single source6Contingency management boosts meth abstinence 50% more than counseling alone.
Verified712-step programs like NA 23% abstinence at 1 year vs 9% no program.
Verified8MAT for opioids increases employment 20% post-treatment.
Verified9US cocaine treatment completion 45% vs 30% opioids 2021.
Directional10Relapse rate 40-60% within 30 days post-detox for most drugs.
Single source11Telehealth SUD treatment rose 300% during COVID to 40% of visits 2022.
Verified12Women in gender-specific treatment 25% higher retention rates.
Verified13US youth SUD treatment gap 90% untreated despite need 2021.
Verified14Naltrexone reduces opioid relapse 50% in first 6 months.
Directional15CBT for cannabis use disorder 20% abstinence vs 10% control at 1 year.
Single source16Australia 120,000 in treatment 2022, 50% for meth/amphetamine.
Verified17Europe 800,000 in opioid substitution therapy 2021.
Verified18Recovery housing residents 70% sober at 6 months post-exit.
Verified19US prison SUD treatment reaches only 11% inmates needing it.
Directional20Vivitrol injections monthly reduce drinking days 25% in AUD.
Single sourceTreatment and Recovery Interpretation
This bleak spreadsheet of proven solutions, tragically under-deployed, screams that our failure is not in knowing what works, but in mustering the will to use it.
Sources & References
- Reference 1SAMHSAsamhsa.govVisit source
- Reference 2UNODCunodc.orgVisit source
- Reference 3NIDAnida.nih.govVisit source
- Reference 4EMCDDAemcdda.europa.euVisit source
- Reference 5CDCcdc.govVisit source
- Reference 6AIHWaihw.gov.auVisit source
- Reference 7CANADAcanada.caVisit source
- Reference 8GOVgov.ukVisit source
- Reference 9GOBgob.mxVisit source
- Reference 10SCIELOscielo.brVisit source
- Reference 11NCDncd.mhlw.go.jpVisit source
- Reference 12WHOwho.intVisit source
- Reference 13HEALTHhealth.govt.nzVisit source
- Reference 14NNCCnncc.cnVisit source
- Reference 15OFDTofdt.frVisit source
- Reference 16FOLKHALSOMYNDIGHETENfolkhalsomyndigheten.seVisit source
- Reference 17NCBIncbi.nlm.nih.govVisit source
- Reference 18VAva.govVisit source
- Reference 19THETREVORPROJECTthetrevorproject.orgVisit source
- Reference 20AHAJOURNALSahajournals.orgVisit source
- Reference 21JAMANETWORKjamanetwork.comVisit source
- Reference 22DEAdea.govVisit source
- Reference 23HEALTH-INFOBASEhealth-infobase.canada.caVisit source
- Reference 24PUBLICHEALTHSCOTLANDpublichealthscotland.scotVisit source
- Reference 25WWWDASISwwwdasis.samhsa.govVisit source