Clifford Lovatt was last seen on Wednesday afternoon in Paddock Close, Wellington.
He is described as about 5ft 7in, with short grey hair. He is possibly wearing glasses or sunglasses and has a facial injury on the right side of his face. It is thought he was wearing a navy zip-up cardigan and dark trousers.
Police are appealing for anybody with information to help find Clifford.
If you have seen him call West Mercia Police on 101 quoting reference 691s 120918 or the Missing People charity on 116 000.