The present invention discloses a real estate information providing service system and a control method thereof. That is, the present invention confirms a search result based on a search condition according to a user input, and provides architect information on which a user can make a building reflecting preference information of a user based on real estate information selected from the confirmed search results. The present invention can improve the satisfaction of users due to the possibility of new construction or trading of real estate.(100) Terminal(200) Server(AA) Communication networkCOPYRIGHT KIPO 2017