This study examined the evaluation of the open access initiative on scholarly communication and information access in the Yobe State University Library, Yobe State. North-East, Nigeria. The objectives included assessing the evaluation of the initiative, identifying challenges affecting its evaluation, and proposing measures for improvement. Three research questions were formulated to guide the study. A descriptive survey design was employed, involving 15 librarians from the Yobe State University Library as the study population. The questionnaire titled \"Impact of Evaluation of Open Access Resource Initiative on Scholarly Communication and Information Access in Yobe State University Library (EOPISCIA)\" comprised 18 statements rated on a 4-point scale. The instrument underwent face validation by three experts, and data collection involved two trained research assistants administering and retrieving the questionnaire within a two-week period, achieving a 100% response rate. Data analysis was conducted using percentages, means, and standard deviation. The findings revealed among others that Open Access initiatives have positive impact in enhancing scholarly communication and information access at the Yobe State Library, encompass Quality Assessment, Funding and Sustainability, Copyright and Licensing, Collaboration and Partnerships, Training and Awareness, and Infrastructure and Technology. The study concluded that Open Access Resources initiatives have a positive impact on enhancing scholarly communication and information access and recommended among others that the Yobe State Library, should expand its Open Access initiatives to include more resources and services, such as open educational resources, data repositories, and scholarly publishing services, to further enhance scholarly communication and information access.