Police have renewed their public appeal for assistance to locate 22-year-old Joel Trimble, who was last seen at Kippa Ring on July 20.
Joel was meant to be catching a train from Kippa Ring to Caboolture, however never arrived at his intended destination.
Police and family hold serious concerns for his welfare as he has a medical condition and requires medication.
Joel (pictured) is described as Caucasian, approximately 170cm tall, with a slim build, blue eyes, fair complexion and brown hair.
He was last seen wearing the clothing picture, a grey hoody and track pants.
Anyone who may have seen Joel or know his whereabouts is urged to come forward.
If you have information for police, contact Policelink on 131 444 or provide information using the online form 24hrs per day.
You can report information about crime anonymously to Crime Stoppers, a registered charity and community volunteer organisation, by calling 1800 333 000 or via crimestoppersqld.com.au 24hrs per day.