Meaning quality of urban public places is a big concern. Various indices shape meaning quality of urban public places. Some indices have more roles in perception quality and some of them less. Finding these indices could help planners and designers to improve meaning quality from the perspective of citizens. The main question of this paper is: what are the main indices in perception the quality of squares in the view of Yazd (Iran) citizens? To answer this question, this paper used survey analysis method. With 376 participant to answer questioners. Process of survey start with literature review to determine meaning quality indices and T-test and Friedman test, in SPSS, used to analysis data. Results indicate that among the 22 indicators, three indicator (public place, accessibility and efficiency) have the most effect on perception meaning quality. Amir Chaqmaq square has the best quality between Yazd squares. Referring to history and heritage was the main index in meaning quality of Amir Chaqmaq square.