Africa has marriage, family, and parenting at its heart and center and is considered to be vital in human development, social stability, and national progress. African families have traditionally become the main contexts of socialization, value transmission, emotional support, and nurturing human capital. Nonetheless, modern societies in Africa are witnessing major upheaval due to the fast digitization, urbanization, economic strains as well as the changing socio-cultural values. The changes have rejuvenated the nature of marital relations, changed the family structure and distorted parenting style, which has in most cases created tensions, which have threatened family cohesion, child development and psychosocial well-being. It is on this backdrop that this paper explores ways in which marriage, family and parenting can be reconfigured as strategic assets of development in a digitized African setting. The paper is based on Family Systems Theory, Attachment Theory, and Ecological Systems Theory and conceptualizes the family as an intertwined system whereby marital quality, parenting, and larger socio-digital environments are interacting to influence individual and collective development. The paper is conceptually and positionally analytic in its methodology, and critically enlists available literature, cultural realities, and developmental discourses, as they apply to Africa. The article has three main arguments. To begin with, marital and family stability are primary precursors of psychosocial development, emotional and moral development throughout life. Second, responsive and effective parenting also serves as the important mechanism in the development of human capital, and it affects cognitive, emotional and social abilities of children, which are critical to national development. Thirdly, digitization brings a two-sided truth, where digital distractions, weakened family interaction, and ethical issues are unavoidable but, in turn, provide chances to engage in better communication, get counselling, parenting education, and family support services. The paper also includes implications of the guidance and counselling practice, education, social policy and national development planning, in that they have to be culturally responsive, ethically based yet digitally informed in their family interventions. To sum up, the paper concurs with the vision of the future of the African continent with a digitized world by Professor Donald Abidemi Odeleye: holistic, ethical, and inclusive human flourishing, which reaffirms the place of marriage, family, and parenting as the pillars of sustainable human development in Africa.