Disclosed herein are a positioning environment analysis apparatus, and a method and system for predicting location determination performance of a terminal. The presented system includes one or more collection devices for acquiring collected data that includes information about positioning resources for respective points, an LBS platform including a collection server for receiving the collected data from the one or more collection devices, and arranging and storing the collected data in a DB, and a positioning DB creation device for analyzing and processing the positioning resource information and creating a positioning DB to be used for location determination, and a positioning environment analysis apparatus for loading environment analysis data from one or more of the collection server, the positioning DB, and a user terminal, and evaluating and predicting, based on the environment analysis data, location determination performance values for respective points in a service area, for respective positioning resources.