A review of the literature reveals place attachment as the most popular term used. This led the diversity and requires classification of studies. The purpose of the research is that the most affecting factor of Place Attachment between Place Identity, Place Dependence, Place Affective and Place Social Bonding specified and therefore has been implemented to combine a number of quantitative studies in the field of Place Attachment as the effect size of each factor affecting the structure of place attachment calculated through the summary effect. In order to study the main purpose of the research, the method of meta-analysis is used and scientific articles published in Persian and English, without place and time limitation, have formed the study population. A total of 49 primary articles achieved by looking in magazines indexed in databases: Taylor & Fracis, Science Direct, Wiley, Proquest, Magiran and Sid with the key words of "Place attachment ultimately 18 articles obtained in order to perform a Meta-Analysis. To perform statistical calculations and analysis of the results, the software of Comprehensive Meta Analysis V2 has been used. Hheterogeneity between studies was assessed by using this software and according to the result of the Q Cochran test, the random model is used to extract the summary effect. The results show that the Place Affective is the most important factor in the assessment of Place Attachment and then Place Identity, Place Social Bonding and Place Dependence are located.