Abstract: The Railway Real Estate Information Management System was based on the geospatial data of railway line with surrounding area, and integrated three-dimensional model data such as railway infrastructure, buildings, and real estate, established real estate information database through collecting railway line information, building information, land information. The related business functions were developed to meet the needs of three-dimensional scene browsing and location, real estate information inquiry, three-dimensional spatial analysis, daily renewal and maintenance, and implement three-dimensional visualization management of railway real estate information.