Provided is a vehicle with a fuel cell unit, specifically, a vehicle with a configuration in which a fuel cell unit is arranged anterior to a dashboard as well as a toe board located below the dashboard, where the fuel cell unit is arranged to be prevented from colliding with the toe board upon occurrence of unforeseen impact on the fuel cell unit. The fuel cell unit includes at least a fuel cell group, a stack manifold provided on the fuel cell group on the vehicle rear side, and an air valve device fixed to the stack manifold. The stack manifold has a recess portion formed in a part thereof. The air valve device is fixed to the stack manifold with at least a part of the air valve device received within the recess portion.