A shelf board is for being disposed on a cart including a plurality of column members and at least one decoration member. The shelf board includes a bottom board and a lateral wall. The lateral wall is connected to the bottom board to enclose a receiving space therebetween. The shelf board further has at least one engaging unit. The at least one engaging unit is adapted for connecting to a member for connecting. The member for connecting is one of the plurality of the column members or the at least one decoration member. A cart including the shelf board is also provided.