PURPOSE : A system for providing real estate transaction information and a method thereof are provided to enable sellers and buyers to receive objective price information from a market, thereby improving the fairness and removing the asymmetry of the objective price information.CONSTITUTION : A seller terminal(110) receives real estate selling information from a seller. A buyer terminal(120) provides a selling list to a buyer. A branch terminal(130) provides real transaction information to the buyer. A real estate transaction server(140) provides a real transaction information input window for inputting the real transaction information to a terminal. The real estate transaction server provides the real transaction information, which is stored in a real transaction information database(143), to the terminal.[Reference numerals] (110) Seller terminal; (120) Buyer terminal; (130) Branch terminal; (140) Real estate transaction server; (141) Real transaction information DB; (142) Member management DB; (143) Real transaction information DB; COPYRIGHT KIPO 2013