COVID-19 Information & Resources

The Lexington Board of Health continues to recommend wearing masks in populated indoor spaces, consistent with recommendations.

The Board of Health also strongly recommends the following:

  • Stay home when you are not feeling well;
  • Stay up to date with COVID 19 vaccine;
  • Get tested to prevent spread of COVID 19 virus to others;
  • Follow isolation and quarantine guidelines as appropriate;
  • Increase ventilation – open windows and use fans;
  • Conduct activities outdoors, when possible;
  • Open windows in vehicles and on buses.

COVID-19 Data

The Lexington Office of Public Health will update weekly case numbers each Friday. The data represented on the dashboard does not include at-home test results. The data only represents the results of PCR and antigen tests verified through the Massachusetts Department of Public Health.

Vaccination Information

COVID-19 Testing

Quarantine & Isolation Information

The state has developed updated information about quarantining and insolation, including:

  • COVID-19 Symptoms
  • The difference between isolation and quarantine
  • When you should quarantine or isolate
  • How long you should quarantine or isolate


If you are fully vaccinated, you can resume pre-pandemic activities including travel within the United States. Learn more about travel.

In Brief

Lexington Information

COVID-19 Information

State & Federal Information