The Realo Estimate takes into account a multitude of data sets, including the neighbourhood of the property, historical asking price data in the area, the known data regarding the property and lots of other internal and public data sources.
More information as to how the estimate was calculated can be found in the enclosed report.
Realo collects all publicly accessible information from homes and neighbourhoods to generate a rough estimate.
The information you enter is crucial. The estimate gets more accurate as you answer more question.