The province now has 25,500 confirmed cases, which includes 19,477 that are marked as resolved and 2,073 where patients have died.
The new cases represent an increase of 1.6 per cent over Sunday's total.
Ford also responded to the news of thousands of people crowding at Trinity Bellwoods Park in Toronto on Saturday, saying he was shocked by the incident.
"Minnesotans who want or need to be tested for COVID-19 will be able to access free testing with no barriers at six National Guard Armory locations across the state over the holiday weekend".
Meanwhile, 19,698 people have recovered from COVID-19, the disease caused by the virus, which is 76 per cent of cases. The premier warned increasing those rates was foundational to the province's plans for a phased reopening.
The province has previously suggested that it was looking to increase the size of allowable gatherings beyond five people but due to the rise in cases, that directive has been "pushed back".
Toronto Mayor John Tory said more police officers and by-law officers were to be at the park Sunday to make sure the city's message on physical distancing is known.
The Ontario Ministry of Long-Term Care reported today there are 159 active outbreaks at long-term care homes in the province, including 1,926 active cases in residents and 1,395 active cases in staff.
He said mass testing is the province's best defence against the virus and a new testing strategy targeting specific sectors will be unveiled this week.
Ontario reported 404 new COVID-19 cases Monday.
As of 10:30 am on May 24, Ontario is reporting 25,500 cases of the novel coronavirus in the province.
"What we are going to see going in towards the end of this week will really be based more on the opening up of the economy that started up last week and that's where both Dr. Williams and I will be very interested in the numbers", Elliot said.
Ontario announced Monday that it has appointed hospitals to take over the management of two long-term care homes that have been unable to contain COVID-19.
It has been 13 days since the last positive test was reported.
President of St. Mary's General Hospital, Lee Fairclough, says they won't turn away residents who wish to be tested, but would prefer if they scheduled an appointment ahead of time.
A memo from the Ministry of Health, however, raised questions about whether that is indeed the case.
The Ministry of Long-Term Care reports there are 165 active outbreaks in long-term care homes in the province, including 2,148 active cases in residents, and 1,437 active cases in staff. There are now 159 active outbreaks, down from 189 a week ago.