The feeling of security is not only a determining factor in attracting tourists but also a necessary condition for the dynamic presence of citizens in public arenas and the optimal use of these spaces. The objective of this study was to analyze the factors affecting the security of urban spaces in the urban tourism development of Shahrekord City. The research employed an applied objective and a descriptive-analytical methodology. Data were collected through library studies and field surveys. The statistical population comprised 20 academic experts, specialists, and managers, selected using purposive and snowball sampling methods. to analyze the data aiming to determine priorities and examine the internal relationships among the components and indicators of urban space security and its role in Shahrekord's urban tourism development the Fuzzy DEMATEL method was utilized. Based on the research findings, the causal relationship analysis of urban space security components in Shahrekord's tourism development revealed that Physical Security, by exhibiting the highest Influence score and a positive net relation vector, functions as the main causal factor and driving engine of the system. At the indicator level, Formal Surveillance, Space Configuration, and Natural Surveillance were identified as the strongest causal factors within this component. Conversely, Economic Security demonstrated the highest Affectedness score and was recognized as a key dependent factor. Social Security, despite having the highest Centrality in the system, is itself a dependent factor whose improvement relies on preventive measures across the physical and environmental dimensions.