Latest available report
We do not have a recent, sourced report for San Francisco, California to show yet. That does not mean there is no illness in the area.
The latest check did not find enough sourced local information for a report. Checked .
Check your local public health department for current notices.
Where the evidence comes from
San Francisco Public Health publishes weekly respiratory virus test results for city residents and a hospitalization dashboard for flu, COVID-19, and RSV. California CDPH reports the wider regional picture.
How to read it
Test positivity describes the tests reported, not the share of all residents infected. Compare the specimen week and test volume before interpreting a change, and use hospitalizations as a different severity measure.
Source guide reviewed 2026-11-03. Agency reports have their own update dates.
Explore official surveillance
These agencies publish on their own schedules. County and state data do not establish the illness level in San Francisco, California itself.
Ask Vira to check available local reporting. The result will be shared here for everyone. No account needed to read it.
Reports reflect the available surveillance and published reporting. Reporting can lag, and wider-area figures may differ from conditions in your neighborhood.