Department of Engineering Science, University of Oxford

The Department of Engineering Science is an academic department at the Mathematical, Physical and Life Sciences Division at the University of Oxford in Oxford, England, United Kingdom. The department was ranked third best institute in the UK for engineering in the 2021 Research Excellence Framework.

The department ranks highly in some international subject rankings. QS World University Rankings placed it 2nd globally in 2025.

The department is primarily located on a triangular site bordered by Banbury Road to the west, Parks Road to the east, and Keble Road to the south. Its main building is the Thom Building, a tall concrete and glass structure completed in the 1960s. The building contains lecture theatres, teaching and research laboratories, and administrative offices, and is equipped with a rooftop wind tunnel used for aerodynamics research.

Additional low-rise buildings have been constructed to the north in subsequent years, forming an interconnected complex of facilities. The department's location within the Oxford University Science Area places it in close proximity to institutions such as the Oxford University Museum of Natural History and the Radcliffe Science Library, as well as landscaped open spaces like the Oxford University Parks.