To provide a tile roof structure in which whole roof face is tiled as 8 continuous face without causing a difference in steps by each tile face and being cut from a plain roof tile even in a corner ridge part, a valley part or a wing part so as to improve the appearance of a tiled roof and increase rainwater entry prevention effect furthermore.

This tile roof structure includes the plain roof tile 10 having a plane part 13, a corner tile 20 having a mountainlike face part 23, and a valley tile 30 having a valleylike face part 33. An underlap part is formed on one side of a continuous contact part in the lateral direction of the plain roof tile, the corner tile, and the valley tile, and an overlap part is formed on the other side thereof, and the underlap parts 15, 25, 35 and the overlap parts 16, 26, 36 of each adjacent tile are mutually joined so that the roof is continuously tiled without causing a difference in steps substantially in the continuous contact part of each tile.