Focusing on inhabitant’s climate comfort causes the neglect of personal and aesthetic factors that have effects on emotions and psychological comfort. Blindly adhering to sustainable design principles regardless of the basic architectural design parameters cause similar interior spaces in today’s housing of Iran. Interior space form is one the main design factors that has some effects on inhabitant’s emotions. It is a correlation research to study inhabitant’s emotions towards sustainable interior space by focusing on interior form. It illustrates that form can consider as an influential factor in creating and improving sustainable conditions according to inhabitant’s emotions.