Susan Palmer McKenney was last seen by neighbors in September at her home on Nocaway Drive in Samara Lakes.
McKenney, who possibly as a diminished mental status, was reported missing by a relative in January, deputies said.
Investigators said McKenney may be driving a white 2014 Honda CRV with Florida tag 716VM4. She as described as being about 5 feet 7 inches tall, weighing 150 pounds with blonde hair and blue eyes.
