This study evaluates the effectiveness of public library services in promoting community development in Edo State, Nigeria. Utilizing a quantitative survey approach, the research assesses key areas including resource utilization, facility adequacy, staffing levels, infrastructure, and the availability of materials for personal and community development. Analysis of the data collected from the Ulemon community members across different age groups highlight significant challenges such as inadequate resources, insufficient staffing, and gaps in the provision of essential information for community development, while the facilities and infrastructure were found to be in a good state that is well above average, but not in an excellent state. The findings underscore the need for a comprehensive strategy to enhance library services, aligning with Sustainable Development Goal 4, Target 4.6. This study recommends adopting sustainable community engagement with Strategic actions. By implementing the recommendations, public libraries in Edo State can significantly improve their role in fostering lifelong learning and community development, and this transformation will contribute to broader social, economic, and environmental benefits, positioning libraries as vital components of sustainable community development in the region.