Police are appealing for public assistance to help locate missing teen Joshua Bechaz.
The 18-year-old was last seen at home on Outlook Ride in Kurunjang about 7am yesterday.
Joshua has autism and police and family have concerns for his welfare.
Joshua is Caucasian in appearance, 170cm tall with brown hair and a thin build.
He was last seen wearing his school uniform, a maroon shirt, navy blue jacket and navy blue track suit pants.
Police have released an image of Joshua in the hope someone knows of his current whereabouts.
Anyone who sees Joshua or has information on his whereabouts is urged to contact Melton Police Station on 9747 7999.