An interactive, computer-implemented system for providing a comparison of at least two real estate properties is provided. The system includes a database that stores a plurality of data relating to real estate properties. The data includes at least one of address data, ownership data, size data, geographic location data and monetary value data. An interface system enables a system user to input a request for a comparison of at least a portion of the data for at least two of the real estate properties. The request includes information sufficient to identify the real estate properties to be compared. A processor uses the information to obtain a comparison of the data relating to the real estate properties. A delivery system provides to the system user a comparison of the data relating to the real estate properties.