Did the GTX Really Drive Up Housing Prices? A Complete Analysis of Price Fluctuations in Station Influence Areas Before and After Opening

GTX-A is undergoing phased openings starting with the Suseo-Dongtan section in March 2024, with the connection of the Seoul Station-Suseo Station section scheduled for the second half of 2026. While the Metropolitan Express Railway (GTX) has garnered high expectations from market participants for years under the label of a 'transportation revolution,' the actual movement of housing prices around station areas following the actual openings has drawn attention for tracing a trajectory quite different from those expectations. Following the nation's first partial opening of the GTX-A route between Suseo and Dongtan in March 2024, an additional section between Unjeong Jungang (Paju) and Seoul Station was opened in December of the same year, completing the framework of the metropolitan express railway network connecting the northern and southern parts of the metropolitan area over a total leng…