The main campus building in Linnanmaa is a large complex, where all parts are connected. From the north end to the south end runs Väylä, the interior street. On the street are the faculties of Technology, Science, Humanities, Education, and Information Technology and Electrical Engineering, Oulu Business School and Oulu School of Architecture, as well as the major lecture halls, restaurants, and other services.
The campus is located five kilometres to the north of the center of Oulu. The campus has residential buildings for thousands of students, as well as a chapel and sports hall.
The Kontinkangas campus in Oulu consists of the faculties of Medicine, and Biochemistry and Molecular Medicine, as well as Oulu University Hospital.