PROBLEM TO BE SOLVED : To provide a real estate information management server, an estate advertisement providing method and its program to easily prepare real estate advertisements.SOLUTION : This real estate information management server is configured to prepare and provide real estate advertisements to a user terminal 2 connected through the Internet 3, and provided with a real estate information database 12 to store real estate information by associating it with the identification information of the user, a template database 13 to store a plurality of templates for displaying the real estate information as advertisements in a predetermined display format, a receiving part 111 to receive a request from the user terminal 2, an arithmetic part 112 to extract real estate information from the real estate information database 12 according to a request from the user terminal 2, and to select the template from the template database 13, and to arrange the extracted real estate information at the predetermined position of the template and to prepare advertisement information and a transmission means to transmit the prepared advertisement information to the user terminal 2.