An electric device control system includes: a position locating apparatus detecting positions and motion states of people; and a control apparatus controlling electric device, the position locating apparatus comprising: a first receiving unit receiving data from the people; a position determining unit obtaining information of the people; a motion-state detecting unit obtaining motion state information of the people; and a transmitting unit transmitting the position information and the motion state information of the people to the control apparatus, and the control apparatus comprising: a second receiving unit receiving the position information and the motion state information, a determining unit assigning priority to the people based on the position information and the motion state information, and a device control unit controlling a device associated with the people in accordance with the priority such that the device associated with the people becomes a predetermined status of the people.