In this fuel cell vehicle, a radiator, a protruding region of a casing, and a connecting bar of a fuel cell stack are arranged in a front box in the listed order from the front toward the rear in the direction in which the vehicle travels. A first end plate and a second end plate are fixed directly on a frame member via mounting members, and the frame member is fixed to a vehicle body frame. After an external load has been transmitted from the radiator and the protruding region of the casing to the first end plate and the second end plate, the external load is transmitted to the vehicle body frame via a side frame.