Huron Perth Public Health added 44 new cases of COVID-19 during the Monday report.
North Perth led the way with 11, Stratford added 8.
Perth East added 5 cases, Central Huron added 4, while South Huron and Huron East added 3.
St. Marys, North Huron and Howick added 2, while Goderich added 1.
3 other cases were reassigned.
The Avon Maitland District School Board added a new case at Clinton Public School on Monday.
Elsewhere: Middlesex London added 118 new cases, while Lambton Public Health added 15.
