This study investigates the relationship between household conditions and toddler development, aiming to elucidate how the physical environment of homes influences the cognitive, emotional, and physical well-being of young children. Through a comprehensive analysis of existing literature and empirical research, this study explores various aspects of household conditions, including housing quality, safety, cleanliness, and spatial organization, and their impact on toddler characteristics such as cognitive development, emotional regulation, and physical health. The findings highlight the importance of creating supportive and nurturing home environments for optimal toddler development and underscore the need for targeted interventions to address housing-related disparities in child outcomes.