The study is an assessment of the use of Academic Library by both students and staff of Adamawa State Polytechnic Yola. The study investigated reasons and frequency of library usage, most used library resources, availability of library resources and how accessible the library resources are. The methodology adopted was proportionate stratified sampling technique, one hundred and eighty (180) registered library users were selected and were all administered with questionnaire. 150 copies of the questionnaire were properly completed and returned. During analysis, frequencies were computed from the responses to the questions and converted to percentages as presented and analyzed. The analysis shows both students and staff use the library, but students constitute the majority of the users. 82 (55%) of the Respondent use reading resources, 23 (15%) borrow resources, 9 (6%) use the library for consultation, 25 (17%) for assignment and 11 (7%) use the the library for all of the above. 42 (28%) of the Respondent use the library daily, 23 (15%) use the library weekly, 60 (40%) use the library 2-3 days a week, 13 (9%) use the library monthly and 12 (8%) use the the library occasionally. 81 (54%) of the Respondent use textbook, 20 (13%) uses E-book, 9 (6%) use reference material, 5 (4%) use journal, 11 (7%) use newspaper, 4 (3%) use magazine, and 20 (13%) use all the above resources. 113 (75%) of the always find the material available, 33 (22%) find the material rear available, 14 (3%) does not find the material available. Academic Libraries must continue to protect the interest of their parent organization, users and the reason for its initiation by providing required information system and services at the required time in the required format for optimum usability especially in the trending areas in response to library users request Keywords : academic library, students, staffs, use, polytechnic