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Wednesday, September 19, 2018

ON LINE HOME ESTIMATES CAN SKEW-UP YOUR HOME’S REAL VALUE


Many home buyers are familiar with home value estimates from real estate web portals such as realtor.com, Zillow and Trulia (same company), and others.  However, when it comes to online home value estimates, the No. 1 caveat for home buyers is that these estimates are not a substitute for formal appraisals, comparative market analyses and the in-depth expertise of real estate professionals. Solely or too heavily relying on just one price estimate will likely skew the views of a particular property’s true market value.  And if you rely on these estimates to make an offer on a property, it will likely cause you to lose the deal.
Online home value estimates are based on information on the internet. In real estate, access to property details and values is easier due partly to low-cost immense computing power. The most popular sources of home value estimates online are those that use automated valuation models (AVMs). These estimates have varying levels of accuracies because they depend on the data available to them.
For example, Zillow’s “zestimates” for North Fork properties often reflect inaccurate values of homes, both on and off the market.  The reason is due to the fact that our market has a wide range of prices and types of homes but not a large number of homes and transactions. A statistically valid model is difficult if not impossible to create without additional input. 
               Over the past several years, I have seen homes have 30% to over 100% variances with the true value and the “zestimate” and in most cases the “zestimate” is below market value. Most recently an impeccable home marketed at close to a million dollars, had a “zestimate” of $732,000. When I researched the 7 homes used to calculate the “zestimate” included was a home sold at $329,000 which was a small home in disrepair.  When this home was removed from the array used by Zillow, the new “zestimate” increased over 20% to $889,000. When another home valued at $450,000 was also removed, the “zestimate increased to $992,000 – virtually, the asking price.
When you are looking at these online valuations, it’s important to know that these estimates have varying levels of accuracies and should not take the place of appraisals and realtor comparative analyses based on the local market.  
We are happy to prepare a current, detailed comparative market analysis for any home you wish to buy or sell in our marketplace. Call us at 631 765 5333 or visit us at our office on the corner of Horton’s Lane and Main Road in Southold.

Sources consulted: RISMedia.com and the Center for REALTOR® Development (CRD).

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