Toronto police received reports of a shooting at 5:46 a.m.
After responding, they found a man in his 40s who had been shot several times, including in the torso.
The man was rushed to a trauma centre with life threatening injuries.
Police remain tight-lipped about the circumstances surrounding the shooting.
Preliminary statistics posted on the police website suggest that Toronto has seen a decrease in the total number of shooting occurrences that have occurred this year compared to last year.