Disclosed are a data analysis method and a device using the same. According to an aspect of the present invention, the data analysis device includes : a real estate information inquiry database storing real estate information search data; a data analysis unit which organically examine the real estate information search data according to a theme analysis and a time series analysis, and derives the correlation between the real estate search information and actual real estate transaction information; and a virtualization management unit which virtualizes and provides the data analyzed by the data analysis unit according to a selected theme.(100) Real estate information checking interface(200) Data analysis unit(300) Visualization management unit(400) User interface unitCOPYRIGHT KIPO 2016