To provide a bag storing locker easily storing a bag containing a bowling ball by providing a step eliminating member extending from the front surface of a base of a body.

This bag storing locker includes: a locker body 2 formed by connecting a thick base 6, a pair of right and left side plates 8, a rear plate 10 and a top plate 12 to be shaped like a box with the front opened; and a door 18 fixed to the front of the locker body 2. The locker body 2 has the step eliminating member 20 including a slope 26 inclined forward and downward from the front edge of the bottom of an internal space of the locker body to the lower side. The step eliminating member 20 is formed so that an angle made between the horizontal surface as an installation surface of the locker body 2 and the slope 26 is an acute angle, and the rear end of the slope 26 is connected to the front edge of the bottom of the internal space of the locker body.