Human behaviors and activities of individuals are created in urban spaces, and cultural and social relationships are formed in these spaces. Considering the main source of insecurity among citizens in the cities and the important factors such as the physical form of the city, urban structures and the shape of buildings in this case, the purpose of the study is to measure the effect of the sense of belonging to the place in increasing the level of social security of citizens City of Qom. The research method is descriptive-analytic, and the questionnaire has been used to collect the field studies. The results of the research indicate that spatial relationships and spatial arrangements in the neighborhood environment with the control and social abnormalities along with the physical and physical environment have a significant correlation. Similarly, the type of form and the size of space, which is another component of the sense of belonging to the place, has a solidarity with social abnormalities and freedom of movement. The texture and decorations of the neighborhood space have a correlation with physical and physical environment. Among them, the most correlation between dimensions of sense of belonging to place and social security is related to the freedom of movement component with the form type and space size of 0.980.

A sense of belonging to an environment is an emotional connection that takes place between people and the external environment. Many studies have shown that the existence of this connection and its deepening between the person and the environment has a significant role in promoting the physical environment and the emergence of positive social behaviors. Therefore, recognizing the sense of belonging and the factors affecting it and ways to improve it is one of the issues that can lead to the improvement of living conditions and physical environment. Among the many factors that affect the sense of belonging, the time factor as one of these factors can be effective from two perspectives; Duration of residence and age of the environment. In this study, while researching the effect of each of these factors on the sense of belonging of residents, a comparison between these two factors and the intensity of the effect of each on the sense of belonging has been done. The present study is applied in terms of purpose and descriptive-analytical in terms of method. In order to collect the required data and information, library and field methods and questionnaire tools were used. The statistical population of the study consists of citizens living in the six studied neighborhoods in Zanjan. The sample size was estimated to be 300 people using the Cochranchr('39')s formula. SPSS software was used to analyze the data. The results showed that the sense of belonging in the study areas is moderate to low. The results also showed that the duration of residence and the age of the environment have a positive and significant effect on the sense of spatial belonging and its components. Among the variables, the effect of the environment variable on the sense of spatial belonging is greater than the length of stay, so that the age of the environment predicts 27.1% of the variance of the variable of spatial belonging.