PROBLEM TO BE SOLVED : To provide a reasonable price of a property which a purchaser/a seller desire to purchase/sell.SOLUTION : A real estate retrieval/evaluation system 10 is provided at least with : an area evaluation DB (data base) 28 prepared by every area and for storing data about items regarding accessibility indicating accessibility to a prescribed function in the area; and a real estate evaluation part 18 for specifying the attributes of a specified property to be evaluated and an area to which the property belongs and for estimating the reasonable price of the property according to data regarding a transaction case example including an actual transaction price and the data about the items in the area evaluation data base.