There are currently 51 patients with confirmed Covid-19 being treated at Mayo University Hospital.
This is the third highest figure among Irish hospitals - after the Beaumont Hospital in Dublin and Cork University Hospital.
Elsewhere in this region, there are 43 confirmed cases of the virus at Galway University Hospital, 12 at Sligo and 4 in Portiuncla Hospital, Ballinasloe.
Latest figures from the HSE show that none of the 51 patients at Mayo University Hospital with the virus are being treated in Intensive Care.
Nationally, there are 732 patients with the virus being treated in hospitals, with 65 patients in ICU - according to figures published at 8pm last night.