A tuberculosis outbreak has been declared in central Edmonton, where several cases have been detected among people who live in the inner-city or are homeless and spend their time in the downtown core.

Primary Care Alberta’s tuberculosis (TB) program and the Edmonton zone medical officers of health declared the outbreak of active infectious TB in Edmonton’s inner-city in October, after lab testing confirmed two people with TB who live in the core were infected with the same strain, suggesting recent local transmission.

So far in 2025, PCA said there have been 12 tuberculosis cases identified with connections to Edmonton’s inner-city and the homeless population, which health authorities said is a significant increase over previous years.

Only three of those people were confirmed to have

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