This article considers family disintegration as a process of couples parting ways while child development is the general physical, intellectual and mental progress of a minor. In this study, family disintegration is caused by the following social conditions: drug abuse, level of education, religion and liberalism. This study sought to find out the association connecting social conditions to child development in Mugoiri Division, Murang’a County – Kenya. Both primary and secondary data were collected. Findings indicate that there is relationship between social conditions and child development. Drug abuse scores the highest at an aggregate mean of 87.28%, followed by religion 85.58%, liberalism 85.46% and level of education 83.56%. From the analysis, alcohol takes a lead as the highly abused drug by occupying 93.86% that causes conflicts affecting children development. The study recommends that Government intervenes in controlling alcohol consumption levels, its availability and supply. Further, to create counseling centres for married couples to enhance awareness concerning family preservation.