The present invention relates to a system and method of computing the price of real property using similar price zone and actual transaction price. More specifically, the present invention relates to a system and method of computing the price of real property using similar price zone and actual transaction price to set similar price that classifies each real estate based on announced price, extract sample real estate belonging to the same class as a target real estate among a plurality of real estate properties belonging to the similar price zone. According to the present invention, it is possible to predict a real estate price close to a market price by classifying the similar price zone according to the location and the price level of the real estate and using the actual transaction price for each price zone. The system includes a database; a similar price ticket real estate extraction part; a real transaction price computing part; an evaluation reference price computing part; and a price determination part.(100) Evaluation server(110) Similar price ticket generation part(120) Evaluation target input part(130) Price calculation part(140) Evaluation result output part(150) Database(160) Similar price ticket readjustment part(200) ClientCOPYRIGHT KIPO 2017