Lavene Gordon was last seen by her family in the area of Mullen Drive and Milner Gate around 1pm on Monday.
Police say Gordon was planning to go for a walk at the time of her disappearance and may have been seen heading towards Bathurst Street by a passerby around 4pm that evening.
“Her family and the police are concerned for her welfare. They believe he may be lost and are not asking for directions,” police said in a news release issued Tuesday.
Police have set up a command post at Bathurst Street and Chabad Gate and are conducting a ground search of the surrounding neighborhood.
Gordon is described as Black, approximately five-foot-two, weighing 130 pounds. with brown eyes and salt and pepper hair with glossy waves.
She is probably wearing a black North Face jacket, black shoes and a black purse.