This study examines and analyzes transformation of traditional dwelling space by residents at Nagan folk village of six traditional folk villages in Korea which completed remodelling from conservative view and is to suggest new conservative methods to apply it to the five folk villages which began the secondary remodeling work by finding out conservative method collecting transformation phenomena. Residents` transformation of individual dwelling space is progressive and accumulative phenomena and such a process damages spatial structure of folk village gradually and it is urgent to present a new conservative direction which can collect conservation and transformation in the conflict relationship. Methods and contents used to accomplish the above purposes include these ;