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Perhaps this will help explain...
Zillow Announces Zestimate Improvements
(You should IMO share your Opinion here as others also have to increase the odds Zillow sees/hears your view/feedback)
AND
"Historical Zestimate""With the data delivery yesterday, we have re-computed historical Zestimates back to January 2006. There are a few algorithmic developments that we are still working on and, once these are done, we intend to re-compute all Zestimates back to 1996."
Upgrading the Zestimate
Zillow Announces Zestimate Improvements
(You should IMO share your Opinion here as others also have to increase the odds Zillow sees/hears your view/feedback)
AND
"Historical Zestimate""With the data delivery yesterday, we have re-computed historical Zestimates back to January 2006. There are a few algorithmic developments that we are still working on and, once these are done, we intend to re-compute all Zestimates back to 1996."
Upgrading the Zestimate






Why did z estimate went suddenly up in my area from one day to the next (40 to 100%)!!!
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