This study aims to investigate whether fear of crime varies according to citizens’ perception of the police role. And to explore it underlying causes. Citizens’ perception of police role can be influence by personal, societal, and psychological factors, with this study particularly focusing on the macroscopic perspective of the local community environment to analyze variations in citizens' perceptions. The analysis utilizes self-collected data from the “Citizens' Perception Survey on Police Organizations and Crime” and the Ministry of Public Administration and Security's “2022 Nationwide Local Safety Index Publication.” The findings are as follows: First, citizens tend to perceive the police role as closer to crime response in areas with higher crime indices, indicating greater vulnerability to crime. Second, it was found that differences in citizens' perception of the police role based on the crime index of their residential districts have varied impacts on fear of crime. Specifically, residents in the Dongbuk-gwon, where the crime index is the lowest, showed no significant impact of crime fear even when perceiving police role as crime response. However, in the Seobuk-gwon with the highest crime index, the perception of police role as crime response corresponded to increased fear of crime, demonstrating the strongest significance. Based on these results, several preventative measures emphasizing the proactive aspects of police activities are proposed.