To reduce an impact sound which is generated when a door of a working vehicle such as a tractor is closed.

In this working vehicle, a lock mechanism, which comprises a latch 14 provided on the side of the door 7 and a striker 12 provided on the side of a main body, is provided between the main body and the door 7 of a cabin 6 which covers a control section. A buffer member 23 is provided between the striker 12 and the side of the main body, and the striker 12 is mounted on the side of the main body via the buffer material 23. An impact, which is caused by a collision between the striker 12 and the latch 14, is absorbed by the buffer member 23.