The COVID-19 pandemic was confirmed to have reached the U.S. state of Maryland in March 2020. The first three cases of the virus were reported in Montgomery County on March 5, 2020. As of December 16, 2022, the Maryland Department of Health (MDH) reported 1,303,829 positive cases, 15,575 confirmed deaths, and 4,914,005 are fully vaccinated with the primary vaccination series. County fully vaccinated rates range from 93% in Montgomery County to 52% in Somerset County.
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