This article considers the character of social relationships in an urban settlement and their significance for the quality of life in the residential area. It analyses the influence of time and physical space on the level of inter-human contacts and shows, taking specific examples, how established relationships contribute to the improvement of life in the locality. To address this issue the author chose the theoretical approach of social capital, which deals with the significance of social networks. A section of the largest settlement in Slovakia, Bratislava Petržalka, is the locality for his empirical research. Here he identifies social groups and opportunities; he analyses the influence of time and physical space on the level and quality of inter-human contacts. On the basis of specific examples he shows how established relationships contribute to raising the quality of life in the locality. The article outlines an applied approach in the renewal and development of settlements by means of social networks and social capital.