Regardless of size, the importance or the particularities of cities and societies, the conditions of isolation and confinement of socio-urban residential gated high-class developments emphasize subjective aspects of urban insecurity as risk perception, fear stereotypes and feelings of insecurity.  With the descriptive correlational method or mixed non-experimental strategy, this study shows the impact of the above-mentioned issues in the daily lives of its inhabitants. This fact emphasizes socio-urban dichotomies that increase the fear of the one who is different and of the unfamiliar territory, it modifies traditional meanings attributed to the concept of urban insecurity, it surpasses formal security processes and crosses boundaries, city hierarchies and typologies of societies. All this affects the psychosocial structures of its residents, contributes to the culture of fear, strengthens ascending urban insecurity spiral, gives universality in the relationship between subjective aspects of urban insecurity and the way we live, forms the territory and structures urban spaces