The study sorts to determine the degree of knowledge and use of Open Access Journals (OAJs) by the academic staff of Bolgatanaga Polytechnic. The study, which employed a descriptive survey design, revealed that all the respondents (100%) are aware of OAJs. The study conclusively showed that the respondents had downloaded and used published materials from OAJs, and had also published their manuscripts in same. Generally, they believed OAJs are able to speedily publish their manuscripts, thereby fastening their promotion. A good number of the respondents are of the view that OAJs are reliable platforms which makes it possible for them to freely access subject-specific materials which were used in the preparation of their manuscripts and teaching materials. A substantial number of the respondents are aware of the predatory activities of some OAJs.