Abstract: The Nigerian housing question is basically that of crisis situation, manifesting and expressing itself in quantitative and qualitative forms. The spatial product of this problem is rapid emergence and deployment of slum and squatters of various topologies but also in the proliferation of these types of settlement in the metropolitan suburbs. The federal and some state government intervened by providing mass housing which only the rich and privilege can afford. Also the local construction technology was not developed and utilized. In this study, mass-housing policy is looked into in order to unravel the causes of its collapse and to uphold the need for low-cost technology and mass participation in mass housing policies and program.