Abstract: Universities generally have developed applications online information systems in managing academic activities, ranging from student selection, contract courses, management courses, management of student grades, research management, management literature, faculty performance, profile lecturers, expertise faculty, finances, facility assets, management test session, until the management graduation. User information system includes university academic units consisting of leaders and lecturers, supporting units consists of the leadership and staff and students. The success of the implementation of an online information system one of which can be seen from the level of satisfaction of the users. This research is a case study at Indonesia University of Education. The study was conducted through survey method using a questionnaire and interviews were developed from the conceptual model of information system and involving 1183 respondents. The instrument consisted of questionnaires and interviews on 4 categories: very satisfied, satisfied no satisfied and did not know. The results showed the level of user satisfaction on the online information system of Indonesia University of Education fair valued at an average (three) of the maximum (four). Students showed the highest level of satisfaction followed by academic units and the lowest satisfaction level shown by the supporting units. Student responses showed the most consistent level of satisfaction or stable among all respondents in all aspects of the system. The response no satisfied and do not know most shown by supporting units. Quality processes and collaboration is a component system that shows the lowest level of satisfaction by academic and supporting units. To support the follow-up development and management of online information systems, need to be prepared holistically. Online information system needs arrangements which refers to the university business processes. The development of online information systems need to be more mature planning equipped with regulations, business processes and standard operating procedures as well as a comprehensive understanding of the parties of developers and users. Operasioal management system online information need to be equipped with adequate resources manager of both number and competence. The unis leadership of the university needs to regularly monitor and evaluate the operation of online information management system and compliance with business processes. The implementation of online information needs to be disseminated continuously by developers to users.