An elevator cluster management system can exert more reasonable additional allocation without increasing unnecessary stops even if the waiting passengers are increased, and can avoid the occurrence of a situation that the waiting passengers can not take the elevator. The elevator cluster management system manages the operation of a plurality of elevators, when the passenger logins the destinationstorey call in the elevator entrance, the system allocates the elevator cage responding to the destination storey call, wherein, the elevator cages responding to the destination storey call are allocated based relative to the increase number of waiting passengers in the destination storey call.