Method and apparatus for compensating for car position in car navigation system

A method and an apparatus for correcting a car position in a car navigation system are provided to facilitate detecting of the car position by combining present position information of a car with peripheral information of a road. An apparatus for correcting a car position in a car navigation system includes a car position detecting unit(210) detecting the position of a car by using a satellite navigation device; a map database(220) storing geographical information and information on objects having specified position; a photographing unit(230) taking images of the objects located at the peripheral region of the driveway and generating image signals; and a correcting unit(240) matching the object information and the object extracted by analyzing the image signal, and correcting the car position detected by the car position detecting unit on the basis of the position information of the objects.