Ten new cases of coronavirus among residents were reported on Tuesday evening, taking the total since the start of the outbreak to 320. Six residents were declared to be fully-recovered.
Four residents are in the Princess Grace Hospital, two in intensive care.
Fifty-four residents with mild symptoms re recovering at home under the supervision of the Home Monitoring Centre.
The French president, Emmanuel Macron, will make a televised address on Wednesday evening announcing new measures to be brought in to help control infections in France.