Fullwell Cross Library is a Grade II listed 1960s public building. It is a one-storey structure, with a circular plan and a concrete shell lantern, which has a copper roof. The main library is bright and airy with large floor-to-ceiling glass doors and windows. In addition to its main library room, it has a number of rooms for hire. The Aldborough Room can accommodate up to 100 people and the Hainault Room can accommodate up to 50 people.