World 5-Castle

 may refer to:


 * in New Super Mario Bros..
 * in New Super Mario Bros. Wii.
 * in Super Mario 3D Land.
 * in New Super Mario Bros. 2.
 * Iggy's Volcanic Castle, in New Super Mario Bros. U.
 * Iggy's Swinging-Chains Castle, in New Super Luigi U.
 * King Ka-thunk's Castle, in Super Mario 3D World.
 * in Puzzle & Dragons: Super Mario Bros. Edition.