Ontario reported 211 new cases of novel coronavirus on Sunday, marking the biggest single-day increase in cases since the pandemic began.
The total number of active cases in the province stands at 1,324.
The death toll also rose by four, to 23.
Two of those deaths are awaiting confirmation from a lab that they were, in fact, a result of the virus.
Eight cases are resolved, meaning the total cumulative case total in Ontario stands at 1,355.
Just over 7,200 cases remain under investigation — a drop of about 1,500 compared to Saturday — as the province continues to push through its backlog of tests.
Meanwhile, the Ford government announced a ban on gatherings of more than five people on Saturday in a bid to curb the spread of the virus.
Ford also announced that his government had passed an emergency order aimed at targeting price gougers.