New Castle County police are searching for Michael Ford, 33, who has been missing since Sunday afternoon.
Ford was last seen leaving Banning Park in a maroon Chevy Trailblazer with Delaware registration-- PC167882, according to police.
He was reported missing by family members.
Ford lives on the 300 block of Atkinson Road in the community of Westview in Wilmington.
His mental status is creating major concern for his welfare, police said.
Ford was last seen wearing jeans, a gray shirt and a black jacket.
Anyone with information is asked to call New Castle County Police Department at 302-573-2800 or visit www.nccpd.com.
