The Addiction Crisis in Hamilton

Hamilton, Ontario is experiencing an active opioid and drug toxicity crisis. In 2025, Hamilton Paramedic Services responded to 1,160 suspected opioid overdoses, and by May 31, 2026, that count had already reached 811 for the year. January 2026 saw a 47% spike in opioid paramedic calls compared to the previous January — a surge that followed the forced closure of Hamilton's only supervised consumption site in March 2025 under Ontario's Bill 223. Suspect drug-related deaths in Hamilton peaked at 221 in 2021 and have since declined to 161 in 2025, with 59 recorded by April 30, 2026. Most deaths occur in private residences (64%), predominantly among males (73%), with an average victim age of 38. Fentanyl and toxic drug supply contamination with benzodiazepines remain the leading drivers of harm. Over 78,500 naloxone doses were distributed in Hamilton in 2025, up from 77,000 in 2024, reflecting the scale of the crisis and community response efforts.

Canada recorded approximately 7,560 apparent opioid toxicity deaths in 2023, according to the Public Health Agency of Canada (PHAC). A reported 23% decline in opioid deaths in 2025 has brought cautious optimism from Canada's Chief Public Health Officer, though experts caution the toxic drug supply remains highly dangerous and that policy changes — including the closure of supervised consumption sites in Ontario — may reverse gains. Fentanyl and its analogues continue to drive the vast majority of deaths across all provinces.

01. What is happening in Hamilton

02. A crisis that did not start this month

Ontario recorded approximately 2,639 opioid toxicity deaths in 2023, declining to more than 2,200 in 2024 — a roughly 15% year-over-year decrease. Despite the downward trend, deaths remain well above pre-pandemic levels. The province's opioid mortality rate was 14.3 per 100,000 people in 2024, down from a peak of 19.4 per 100,000 in 2021. Fentanyl was detected in more than 83% of opioid toxicity deaths in 2024, while prescription benzodiazepine contamination appeared in 45% of deaths — a sharp rise from 33% the prior year, indicating a more complex and dangerous drug supply. Men account for 75% of provincial opioid deaths, and one in five deaths occurs in the homeless population. Nationally, Canada recorded approximately 7,560 apparent opioid toxicity deaths in 2023 (PHAC), with a reported 23% drop in deaths in 2025 offering cautious optimism. Ontario's closure of supervised consumption sites under Bill 223 in 2025 was a major policy shift that public health experts and harm reduction advocates warned would increase deaths in communities like Hamilton.

03. Why is it getting worse?

The Hamilton overdose crisis is driven by several converging factors. The illegal drug supply is increasingly contaminated with fentanyl (present in 83%+ of Ontario opioid deaths) and prescription benzodiazepines (found in 45% of deaths in 2024, up sharply from 33%), making each use event unpredictable and more likely to be fatal. Social determinants including homelessness, poverty, and social isolation concentrate risk — one in five Ontario opioid deaths involves a homeless person, and 64% of Hamilton's drug-related deaths occur in private residences, suggesting isolated use without bystanders to intervene. The March 2025 closure of Hamilton's only supervised consumption site under Ontario's Bill 223 removed a critical point of safe use and overdose reversal, directly linked to the 47% spike in January 2026 paramedic opioid calls. Systemic underfunding of treatment, long wait times for addiction services, and stigma continue to prevent people from accessing care. Nationally, the toxic drug supply crisis has not abated despite modest mortality declines, and Hamilton remains a city with concentrated need.

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:

• Opioid deaths dropped 23% in 2025 — bringing 'cautious optimism' from Canada's top doctorCBC News · 2026
• More than 2,200 died of opioids in Ontario last year as numbers trend downward: dataCBC News · 2025
• New Ontario plan means Hamilton's only safe drug use site shuts in 2025. Here are the concerns and hopesCBC News · 2025
• Hamilton public health board moves forward with new opioid action planCBC News · 2023
• New Hamilton police initiative takes aim at open drug use in public spacesCTV News · 2025
• Responding to urgent substance use and addictions needs across OntarioHealth Canada / Canada.ca · 2026-03