An image processing apparatus comprises an image storage unit for classifying and storing images in a plurality of storage locations, a reduced image forming unit for forming reduced images based on the images, a display controller for displaying, on display means, the reduced images of the images stored by the image storage unit, and images representing storage locations, and an instruction unit for designating a storage location for an image, wherein the display control unit changes an image representing the storage location designated by the instruction unit to a reduced image corresponding to the image stored at the storage location.