Matthew Walters, aged 18 and from Stocksbridge, was reported missing after disappearing yesterday afternoon.
He was last seen at Barnsley College at around 2.30pm on Monday, May 10 before he vanished.
South Yorkshire Police said officers were ‘growing increasingly concerned for his welfare’ but he returned home at around 4am.
Matthew’s photograph and description were circulated by the police in the hope of tracking him down.