To provide a guided vehicle system capable of reducing a section where a guided vehicle on a ceiling runs unloaded, and effectively utilizing a dead space by a wall.

Areas near load ports 12 and 14 are defined to be specific areas 26 and 28, and a ceiling guided vehicle 6 is permitted to perform going back at the specific areas. When a ceiling guided vehicle following the vehicle 6 needs to go into the specific area 26 or 28, it is allowed after confirming that the specific area 26 or 28 is empty at a confirmation area 27 or 29. A dead-end section 24 is established at a curved part 22 to enable the set-up of a load port 12d, and managed as a specific area.