2022-12-29. Rate per 100,000 (1000 = 1%). Δ is one week. Click on a header column to sort. Click again to reverse sort. Data from mass.gov: 2022-12-29, 2022-12-22 as of 10 am. Exact number not reported for municipalities with 1–5 cases. Negative numbers can occur if cases have been reassigned to another town in a subsequent week.