The invention discloses a storage stool, which comprises a barrel-shaped wall and an end cap (2,5). Side plates (101) and fold lines (102) are longitudinally arranged on the barrel-shaped wall. The end cap (2,5) is embedded into the top of the barrel-shaped wall. Longitudinal stiffening ribs for supporting the end cap (2,5) are arranged on the side plates (101). A cloth cover sleeves the barrel-shaped wall. A supporting ring (3) is mounted at the top of the barrel-shaped wall, while a bottom plate (6) is mounted at the bottom of the barrel-shaped wall. The storage stool disclosed by the invention has the advantages of stable structure, easy unfolding and folding, and the like; and the quality grade and the competitiveness of the product are improved.