Shadow areas are among the most marginalized community units in Algerian society. Most of their inhabitants face various problems and difficulties, including underdevelopment, poverty, deprivation, ignorance, and other indicators and dimensions. This has led many researchers to delve into the subject of development and improvement in shadow areas. This topic is considered important and common at the same time and has sparked a great debate among social researchers. It coincided with the emergence of several theoretical perspectives that attempt to provide various explanations and analyses of this reality. In this context, the current study addresses the topic of indicators and dimensions of development in shadow areas. It will attempt to highlight the most important elements related to the subject, including specific definitions of development and shadow areas, as well as shedding light on the key dimensions, indicators, and future prospects of development, improving the skills and capabilities of individuals in shadow areas, and enhancing their lives for the better. Key words: Development, Shadow Areas, Dimensions, Indicators.