COVID-19 pandemic in Massachusetts

The COVID-19 pandemic in Massachusetts was part of a pandemic of coronavirus disease 2019 (COVID-19) in the U.S. state of Massachusetts. The first confirmed case was reported on February 1, 2020, and the number of cases began increasing rapidly on March 5. GovernorCharlie Baker declared a state of emergency on March 10. By March 12, more than a hundred people had tested positive for the virus. Massachusetts experienced a first wave of COVID-19 that peaked in late April 2020, with almost 4,000 people hospitalized with the disease, and a rolling seven-day average of 2,300 new confirmed cases and 175 confirmed deaths a day. A second wave began in the autumn of the same year and peaked in January 2021, seeing higher daily case numbers but fewer deaths and hospitalizations than the first wave. There was a smaller third spike of increased cases and hospitalizations in March and April 2021, which resulted in significantly fewer deaths than the first two waves. A fourth wave began in July and August 2021. Another wave occurred in the winter of 2021 to 2022, coinciding with the emergence of the SARS-CoV-2 Omicron variant in the state, and exceeding the peak number of cases in any previous wave. As of January 13, 2022, Massachusetts was experiencing a rolling average of 13,314 new confirmed cases and 43 confirmed deaths per day.

As of January 13, 2022, Massachusetts had the third-highest number of reported cases per capita out of U.S. states over the previous seven-day period, with 2,416.4 cases per 100,000 people. It had the 14th-highest number of deaths per capita over the same period, with 5.4 deaths per 100,000 people. There had been 1,411,613 total reported COVID-19 cases and 20,872 reported deaths among cases of COVID-19 in Massachusetts since the beginning of the pandemic. The state had tested more than 10million people for the virus via molecular test, and more than 1.8million via antigen test. As of January 7, 2022, 91.6% of people in Massachusetts had received at least one dose of a COVID-19 vaccine, and 75.0% were fully vaccinated.