The University of Newcastle operates across a major multi-campus footprint in New South Wales, Australia, centered on its primary bushland headquarters at Callaghan and a expanding urban campus in Newcastle's central business district, alongside regional hubs in the Central Coast, Port Macquarie, and Sydney. Established in 1965 after originating as an autonomous college of the University of New South Wales, the university delivers comprehensive degree programs across business, law, education, arts, science, engineering, computing, architecture, and health sciences.

The primary academic and administrative headquarters is the Callaghan Campus, an expansive 140-hectare site situated twelve kilometers west of Newcastle's central business district. Nestled within a natural bushland setting, Callaghan accommodates the university's main faculties, administrative governance, and specialized research institutes. Key infrastructure across the site includes the multi-story Auchmuty Library, the Hunter Medical Research Institute partnership spaces, advanced engineering and science laboratories, the Great Hall event venue, the Forum Sports and Aquatic Centre, and multiple student residential accommodation villages such as Edwards Hall and Barahinebo. The campus features its own dedicated railway stop at Warabrook station alongside major bus terminals, linking the bushland environment directly to regional transport networks.

Complementing Callaghan, the university maintains a significant and growing footprint within Newcastle's urban core at the City Campus. Housed primarily within the architecturally distinct NUspace building at the corner of Hunter and Auckland Streets and the Q Building at Honeysuckle, the City Campus serves as the central hub for the Newcastle Business School, Newcastle Law School, and creative industries. These state-of-the-art vertical structures integrate high-tech digital learning spaces, innovation labs, and community engagement zones directly adjacent to civic cultural centers and light rail networks.

Beyond metropolitan Newcastle, the university operates the Ourimbah Campus on the Central Coast, delivered as a shared tertiary precinct offering specialized degrees in oral health, podiatry, exercise science, and food science. The university also maintains clinical and regional teaching extensions at the Central Coast Medical School co-located with Gosport Hospital, a regional footprint at Port Macquarie, and a specialized postgraduate business site on Elizabeth Street in central Sydney. Across all locations, the University of Newcastle integrates modern teaching and health research infrastructure with strong community and public transit connections.