Abstract: A picture-hanging device, method, and kit enable a user to effectively mark a select vertical location and quickly hang a picture at the select vertical location. The device comprises a hanger portion and a handle portion. The hanger portion comprises an anterior surface, an elongate hanger slot, and a hanger hook, all of which depend from the handle portion. The hanger slot extends through the hanger portion adjacent the end of the hanger portion. The hanger hook extends from the anterior surface and is designed to receive and support a picture-hanging cord and its load. The anterior surface comprises certain indicia for marking the select vertical location of a superior picture portion. Together with the hanger slot, the indicia enable the user to mark the select vertical location, after which the user may hang the picture at the select vertical location upon a fixed picture anchor.