Northern California Leads In Key Vaccine Rates

San Francisco is nearing herd immunity, some experts believe, a milestone in California’s efforts to gain control of the COVID-19 pandemic.

San Francisco has one of California’s highest rates of vaccination, with 72% of residents having received at least one dose. Only one other county in California — Marin, just north of San Francisco — has a higher rate of vaccination, with 75% of residents there at least partially vaccinated.

Both San Francisco and Marin County’s rates are significantly higher than the statewide vaccination rate of 56%.

Herd immunity, also known as community immunity, occurs when a significant percentage of the overall population is immune either through vaccination or from surviving a previous infection. People without immunity to a disease are indirectly protected by herd immunity. …

Click here to read the full article from the L.A. Times.


  1. SF/Marin aren’t really “northern”. It would be telling to know the real rates in Northern California.

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