To provide a rooftop structure of a house such as a building enabling the user to use comfortably by preventing a rooftop skeleton from being highly heated to efficiently prevent a rooftop skeleton body and a heat shielding layer from being cracked and also prevent a room under the rooftop skeleton from being highly heated.

This rooftop structure of a house such as a building comprises the rooftop skeleton of a house such as a building having parapets formed therearound and treated for waterproofness and the heat shielding layer formed by coating the surface of the rooftop skeleton with a white waterproof paint.