Provided are a system and a method for tracking a position based on multi sensors. The system according to the present invention includes: a space management server which divides a predetermined space into a predetermined number of spaces to generate a plurality of zones and manages information of each zone; and a zone management server which manages the information of the zone generated by the space management server and provides the space management server with zone session information of an object positioned in each zone and positional information of the corresponding object sensed by a position tracking sensor every time slot.