This study is based on Robinson's definition to analyze these maps in textbooks. The five principles of designing maps-map content, visual perception, symbol design, map layout, and map generalization are used in the study. By using these criterions, this study tries to examine the advantages and disadvantages of the current junior high school social studies textbooks. Researcher collects the same title's maps in Nan-I, Kang-Hsuan and Han-Lin version, and tries to classify these maps. Researcher uses these maps to analyze and explain the quality of maps in junior high school social studies textbooks. This study aims at discussing the principles and application of map design principles in junior high school social studies textbooks to provide opinions and suggestions for teachers.