Middlesex County, Massachusetts

For less noisy data see Core Boston Metro Area.

• Q1: Is an outbreak starting?
• Q2: How dangerous is it now?
• Q3: How close are we to the herd immunity threshold?

Q1: Is an outbreak starting?

Daily change in new cases (averaged over week):

Advanced estimates of state level change can be found at epiforecasts.io.

Q2: How dangerous is it now?

The following numbers evaluate “danger #2” in this split of covid danger.

New Covid deaths ^* per week per million in Middlesex County, MA

See a historical perspective for a broad context.

* What is counted as a death from COVID-19?
** TB = Tuberculosis. Historical rates are age-adjusted. 1865 rate is based on limited records, but follows the historical trend.

How close is Middlesex County, MA to herd immunity?

% of population dead due to COVID ^*

What is the herd immunity death threshold?

* What is counted as a death from COVID-19?

Estimates of (past) % of population infected:

Estimates are based on infection fatality rate.

Data Detail

New cases per week:

New cases per day:

New deaths per day:

Data Check