The study aims to describe how the people of Batna feel urban dysfunction. Inspired by the approach of Veolia Observatory on urban lifestyles, this study is based on a questionnaire conducted among 416 residents of the town. The results of this research have established a real diagnosis of the dysfunctions of the city as seen and experienced by people. This investigation, gathering evidence, documents and experiments, revealed different perceptions of interviewed citizens’ knowledge and socio-cultural and demographic aspects.