A navigation apparatus includes a map data acquiring means 11a, 11, 12, and 5 for acquiring map data including data about roads for which whether or not a car pool lane is also provided is specified; a current position determining means 13, 14, 15, and 10 for determining a current position; and a route searching unit 130 for searching for a route from the current position determined by the current position determining means to a destination inputted by an input unit on the basis of the map data acquired by the map data acquiring means, and for, when a road where a car pool lane is also provided is included in a route acquired through the route search, presenting, as a recommended route, the route using the car pool lane if the distance over which the road will be traveled is equal to or longer than a predetermined value.