The contemporary city in the Mediterranean countries is undergoing a major transformation and is entering a new phase of urbanization that sees the evolution of ways of thinking and acting, making significant changes in its design, production and management essential; placing on the agenda the need to equip itself with new instruments capable of adapting to new challenges and ways of thinking and acting as a new urban planning. One of the phenomena resulting from these changes is urban sprawl, which directly reflects the aspect of land consumption, its intensity varies from one area to another according to several factors and parameters, the altitude or shape of the landforms play a considerable role in the configuration of urban sprawl within cities, we used this combination in our study by superimposing land use maps of the communes of Annaba and El Bouni on Altitude maps, this composition has allowed us to see clearly the distribution of urbanization according to the types of relief, this study comes to illustrate this reality in the bipolar space of the wilaya of Annaba (municipalities of Annaba and El Bouni, the latter has developed as a satellite city to the mother city and has now become the second largest urban pole in the wilaya.