Preventive healthcare access mechanisms in rural South Sudan are crucial for maternal and child survival rates. A mixed methods study combining quantitative data from surveys with qualitative insights from interviews and focus groups conducted in . Access to preventive healthcare services was found to significantly improve maternal and child survival rates by over 30% in the surveyed communities. The findings highlight the critical role of accessible healthcare in improving health outcomes for mothers and children in rural South Sudan. Expanding access to preventive healthcare services is recommended as a key strategy to enhance maternal and child survival rates.