Waterford Central Library & HQ is a four-storey L-shaped building, extending to 2,000 square metres, refurbished and extended from the original Carnegie Library, built in 1905. The library occupies a prominent corner site. The foyer, adult lending and children's library are located on the ground floor; the exhibition space, newspapers & magazines, and local studies and research area are on the first floor; the Business & ICT Information area, music and audio-visual areas are on the 2nd floor. The 3rd floor contains staff offices, facilities and the plant room.