A floating pier using an aluminum panel is provided that construction is convenient and installation and administration are facilitated without environmental contamination. A floating pier using an aluminum panel comprises a box shaped body(10) in which a space(12) is formed by several partition walls(11) and an external wall(14) is formed outside a cross-shaped support frame(13) formed at the center, an upper plate(20) which unites with the upper of the box shaped body, and forms the step housing unit(21), and a lower plate(30) uniting with the box shaped body bottom side.
