Ricky Loft, 33, was last seen in the town at around 3pm on Thursday, December 19, 2024.
He is described as five foot eight inches tall, of medium build, with short brown hair and a beard.
His clothing at the time of his disappearance is unknown.
He is known to travel by train and has links to Gravesend and Greenwich in London.
Anyone with information is asked to call 999 and quote reference 19-0730.
