To provide a door conveying facility utilized for transporting doors detached from a painted vehicle to an installation line, and attaching the finished doors to the left and right sides of the original vehicle body.

Elevating/lowering devices 7A and 7B elevate and lower door hangers between a floor side door loading/unloading position L1 and an upper first door hanger transfer position L2 at which the door hangers 9R and 9L are transferred to/from auxiliary conveyers 8A and 8B, the auxiliary conveyers 8A and 8B convey the door hangers between the first door hanger transfer position L2 and a second door hanger transfer position L3, a first transfer means for transferring the door hangers between the elevating/lowering devices 7A and 7B and the auxiliary conveyers 8A and 8B is provided at the first door hanger transfer position L2, and a door conveying traveling body elevating/lowering device 76 for transferring the door hangers between the auxiliary conveyers 8A and 8B and door hanger supporting portions 48a and 48b of a door conveying traveling body 40 is provided at the second door hanger transfer position L3.