Building C contains a swimming pool, sauna and big gym. The 25-metre-long swimming pool comprises 5 separate tracks and its depth ranges from 1.15 m to 1.75 m. The students may use the facilities not only during PE classes but also as part of the sports clubs activities and individually, within the hours specified. It is a three-storey building, with a passage way connecting it to building B.

It is situated at Bogucicka street no. 3b.