The present invention relates to an apparatus for providing and sharing real estate information. The apparatus for providing and sharing real estate information according to an embodiment of the present invention includes : a real estate sale information management unit which checks information in real time; a real estate state information management unit which manages real estate state information; a real estate market price and loan management unit which manages market price information; an investment estimating unit which estimates an investment; a return rate estimating unit which estimates a return rate according to a time flow based on the market price information; a news contents management unit; and a book and lecture information management unit. Therefore, the present invention can facilitate the analysis of an investor by sharing value information about real estate.(102) Real estate sale information management unit(104) Real estate state information management unit(106) Real estate market price and loan management unit(108) Investment estimating unit(110) Return rate estimating unit(112) Analysis report management unit(114) Modeling unit(116) Notification unit(118) Advertisement contents management unit(120) News contents management unit(122) Book and lecture information management unitCOPYRIGHT KIPO 2017