The present invention provides a system and a method of providing real estate information and, more specifically, to a system of providing a tailored real estate information desired by users and a method thereof. The method according to an embodiment of the present invention provides a real estate information desired by the user by extracting a registration information contained in the registration certificate. The invention comprises : a step of obtaining the registration certificate of a real estate; a step of extracting registration information contained in the registration certificate; a step of providing the extracted information. Accordingly, useful and accurate real estate trade information can be provided.(10) User terminal(20) Internet registration office(30) National real estate portal(A1, A2) NetworkCOPYRIGHT KIPO 2015