Emergency crews responded to a collision involving a pedestrian and a vehicle near Medway Road and Clarke Road around 5:35 p.m. Thursday.
The pedestrian was taken to hospital with injuries initially considered life-threatening, but their condition has since improved to non-life-threatening.
According to OPP, the driver remained on scene and is cooperating with the investigation.
Police are asking anyone who witnessed the incident or has helpful information to contact Middlesex County OPP.