Los Angeles County

This dashboard serves to track patterns in marijuana abuse and its consequences. Data on prevalence of use,  dispensaries, perceptions regarding use, the settings of marijuana use, driving under the  influence of marijuana, poisonings, healthcare utilization, marijuana use disorder treatment in Los Angeles County are presented. This information can be used to evaluate the impact of Prop 64, which legalized recreational marijuana use in California, and to inform data-driven planning and evaluation of prevention and treatment services.

Click on a tile below to explore the Los Angeles County data in more depth:

Key Indicators


Prescription pain reliever misuse in past year (2021)


Heroin use in past year (2021)


Opioid prescriptions per 1,000 residents (2021)

6 in 10

Fentanyl-laced fake pills with lethal dose (2021)


 ED visits (2021)


Opioid-related hospitalizations (2021)


Primary heroin treatment admissions (FY2122)


Accidental opioid overdose deaths (2021)

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Updated 10/16/2023

This dashboard was developed by the Health Outcomes and Data Analytics (HODA) Division of the Substance Abuse Prevention and Control (SAPC) Bureau in the Los Angeles County Department of Public Health. For information regarding this story, please contact Tina Kim, PhD at