The Addiction Crisis in Toronto

Toronto is experiencing an escalating overdose crisis in 2025–2026. Non-fatal suspected opioid overdose calls to paramedics rose nearly 50% year-over-year, reaching 350 calls in January 2026 alone — up from roughly 236 in January 2025. This surge closely follows the Ontario government's closure of nine supervised consumption sites in April 2025. The city recorded 523 opioid overdose deaths in 2023, with 226 deaths reported in 2024 and 126 in 2025 (partial-year figures). The contaminated drug supply remains a critical factor: in December 2025, 81% of fentanyl samples tested in Toronto were laced with medetomidine, a veterinary tranquilizer, and samples showed significantly elevated levels of para-fluorofentanyl.

Canada recorded approximately 7,560 apparent opioid toxicity deaths in 2023 (Public Health Agency of Canada). Ontario accounted for roughly 35% of those deaths (2,639 in 2023). The national crisis is driven overwhelmingly by illicit fentanyl and its analogues in the unregulated drug supply. British Columbia and Alberta have historically had the highest per-capita rates, but Ontario's absolute death toll is among the highest of any province. Federal funding through the Substance Use and Addictions Program (SUAP) continues to flow to Ontario communities, with Health Canada announcing additional emergency transitional funding in October 2025 to offset the impact of supervised consumption site closures.

01. What is happening in Toronto

02. A crisis that did not start this month

Ontario recorded 2,639 opioid-related deaths in 2023, declining to 2,231 in 2024 — a 15% decrease, though numbers remain well above pre-pandemic levels. The provincial mortality rate was 14.3 deaths per 100,000 people in 2024, down from a peak of 19.4 per 100,000 in 2021. Fentanyl and related substances were detected in more than 83% of opioid toxicity deaths in 2024; stimulants were present in 69% of deaths. The Ontario government has shifted policy away from harm reduction toward an abstinence-based model, launching 19 HART (Homelessness and Addiction Recovery Treatment) hubs and 375 supportive housing units at a planned cost of $378 million, while defunding supervised consumption sites province-wide.

03. Why is it getting worse?

Several intersecting factors are driving Toronto's overdose crisis. First, the contaminated drug supply is increasingly dangerous: fentanyl — present in over 83% of Ontario opioid deaths — is now routinely adulterated with medetomidine (a veterinary tranquilizer) and elevated concentrations of para-fluorofentanyl, making dosing unpredictable even for experienced users. Second, the Ontario government's April 2025 closure of nine supervised consumption sites removed life-saving intervention infrastructure, with overdose call volumes rising 82% between April 2025 and January 2026. Third, the shift from harm reduction to an abstinence-first policy model reduces access to evidence-based supports. Fourth, structural drivers including homelessness, poverty, and inadequate housing concentrate risk among the city's most marginalized populations. Finally, the social isolation and mental health consequences of the COVID-19 pandemic continue to fuel substance use across demographic groups.

04. Where hope still lives

Communities across Ontario are responding with naloxone distribution, harm reduction programs, and peer support networks. Every person trained in naloxone use is a potential life saved.

05. In the news

The reporting behind this page:

• Drug overdoses in Toronto up nearly 50 per cent since last January, new city data showsCP24 · 2026-03-03
• Toronto saw significant increase in overdoses, laced drug supply in December, public health saysCBC News · 2025-12
• More than 2,200 died of opioids in Ontario last year as numbers trend downward: dataCBC News · 2025
• Toronto reports 523 opioid overdose deaths in 2023CBC News · 2024
• Overdoses increasing at Toronto drop-in centres since supervised consumption sites shut down, network saysCBC News · 2025
• Ontario must end deadly war on drugs as overdose crisis escalatesAmnesty International Canada · 2025