California reports 12-year high in tuberculosis cases
Updated
Updated · Patch · May 9
California reports 12-year high in tuberculosis cases
5 articles · Updated · Patch · May 9
The state logged more than 2,150 cases in 2025, with an incidence rate of 5.4 per 100,000 versus 3 nationally.
A CDC study found 50 large US outbreaks from 2017 to 2023, mostly linked to family or social networks, and 79% of associated cases involved US-born people.
In San Francisco, Archbishop Riordan High School reported seven active and 241 latent cases, though officials said March testing showed sharply reduced transmission and no further mass testing was required.
Is California’s health system equipped to fight a TB surge fueled by social inequality?
Why is this ancient 'disease of poverty' surging among California's native-born residents?