The invention provides a foldable forklift. A foldable gantry support which can be used as a guide rail is movably installed on the front side of a power running device through shaft rods; a lifting support is installed in the foldable gantry support; and a foldable fork is fixedly installed on the front side of the lifting support. Articles can be loaded and unloaded by the adjustment of using heights when the forklift is used; and the forklift can be folded into a flush state when the forklift is unused so that convenient storage can be achieved.