All the local electoral areas (LEAs) in Mayo had below the national average incident rate of Covid 19 over the past month, according to the latest HSE figures, however, that does not reflect the many who did not get a PCR test and tested positive for the virus on antigen tests.
The official figures cover the period 12th December to Wednesday of this week, January 12th.
The national incident rate of the virus was 1344 per 100,000 of the population.
In Mayo the highest incident rate was in the Castlebar LEA, with a rate of 960.
That was followed by Westport LEA at 854, Swinford LEA at 793, Claremorris LEA at 634 and Ballina LEA at 605.
Belmullet LEA had the lowest incident rate of the virus in the county at 556 per 100,000 population.