The invention discloses a folding garage for an electric bicycle. Because of the advantages of properties and price, electric bicycles are popular with ordinary people, however, an electric vehicle has more components than a manpower bicycle, particularly an electric part is provided with a fixed part and random components, so that parking conditions for the electric vehicles and safety protection requirements for the electric vehicles are higher than those for bicycles. The folding garage for the electric bicycle, disclosed by the invention, consists of a main casing, four folding movable joints, a vehicle coat, hinges and pin locks, wherein the bottom of the main casing is fixed to the upper side of a cement foundation; after being connected together in a hinged manner through the hinges, the four folding movable joints are hinged to the main casing. The folded garage is unfolded, and the pin locks are inserted in the unfolded garage, so that a rear wheel of the electric bicycle is locked; the vehicle coat covers handlebars, so that the whole vehicle body is protected; when the folding garage is folded, the pin locks penetrate through the folded garage, and all folding-joint side wing plates of the folding garage are locked, so that the side wing plates can be prevented from loosening and dropping off; the folded part of the folding garage can be used as a chair for people to rest in the open air.