A wallpaper having a thermochromic material layer and a manufacturing method thereof are disclosed where colors of a wallpaper having a thermochromic material layer change by a surrounding or human body temperature so information concerning surrounding temperature or human body health state is provided, and a user does not feel tedious about colors of a wallpaper. The manufacturing method of a wallpaper having a thermochromic material layer comprises forming a wallpaper substrate; forming at least one plane heater on the wallpaper substrate; forming at least one thermochromic material layer on the wallpaper substrate or the plane heater; forming at least one protection layer on the wallpaper substrate so that the thermochromic material layer and the plane heater are substantially covered; and forming a power supply and control means on the wallpaper substrate for supplying power to the plane heater and controlling temperature.