The book is about an assessment of a community-led spatial planning intervention in a historically declined and deprived indigenous community, Old Accra/Ga Mashie, in central coastal Accra metropolis, under the UN-HABITAT's Participatory Slum Upgrading Programme (PSUP). It is set against the background of global slum upgrading/regeneration programmes from the 1950s until the PSUP in 2016. The book also sets within the context of statutory slum upgrading and improvement policies and the national planning system with normative backing.Rest of the book covers the historical degeneration of Old Accra/Ga Mashie and its slum conditions, actual participatory community-led settlement planning and design experience, including plan aims and objectives, stakeholders, consultation processes, development proposals, implementation timeline and planning administration processes. Conclusions are drawn, including the impressive effective community-led spatial planning processes, need to encouragesuch communities to plan their own settlements, widening participation for kids, extension of the plan period from 10 to 30 or more years and contribution of all these to sustainable community development.