This document presents an inventory of current physical facilities, plus a review of trends over the past 10 years, at universities in Ontario (Canada) as of the 1995-96 academic year. In Section 1 the space formula and inventory classification system are defined. Section 2 provides an overview of space inventories and usage for the period 1983-84 to 1995-96. In Section 3, data by institution includes inventories of university space, distribution by space category and institution, and age profiles. Tables are included for the following institutions: Brock University, Carleton University, University of Guelph, Lakehead University, Laurentian University, Algoma University College, Universitaire de Hearst; McMaster University, Nipissing University, Ontario College of Art, Ontario Institute for Studies in Education, University of Ottawa, Queen's University, Ryerson Polytechnic University, University of Toronto (St. George campus, Erindale campus, Scarborough campus), Trent University, University of Waterloo, University of Western Ontario, Wilfrid Laurier University, University of Windsor, and York University (main campus, Glendon campus). Tables in Section 4 summarize data on space utilization by type: classrooms, labs, academic departments, graduate student offices, administrative offices, libraries, physical education, maintenance, and student and central services. Six appendices define space categories, list and define input measures, present a program classification scheme, note Council of Ontario Universities (COU) space standards, and list COU space standards and planning publications. (CH)