The present invention refers to real estate on wire/wireless Internet environment and future price prediction service providing method and system of the. Wire/wireless Internet server for providing a service monitors whether future from a subscriber terminal price prediction service for authenticating a subscriber the scrambled code and, one or more embedded real estate price prediction model estate selected ones of the via hole is the geographic area corresponds to corresponding real estate corresponding using a model prediction price over selected said calculated price future is provided to face said subscriber terminal for providing information of real estate server; and subscriber the selected data, local real estate list data, registration estate detailed data and said future price or real estate investment index for producing signs stores one or more rating items, said are embedded or communication network for providing information of real estate server is connected received from the outside for a car audio database part to real estate on wire/wireless Internet environment and characterized by including future price prediction for providing services method and system which is. According to the present invention, stored in the memory over a data network past, current price as well as future price until recognize the real estate investment reasonable..