It was bound to happen: A homeowner has filed suit against online realty giant Zillow, claiming the company’s controversial “Zestimate” tool repeatedly undervalued her home, creating a “tremendous ...

How much is my home worth? Enter your address to get your free Zestimate® instantly and claim your home. Then, you’ll be able to edit your home’s details for a more accurate estimate, making it easy to track your home’s value over time.

What is a Rent Zestimate®? How accurate is the Zestimate®? Can the Zestimate® be updated? Does Zillow delete Zestimates®? Can I have my Zestimate® reviewed if I believe there are errors? Where does Zillow get the price and tax history data for my home? How can real estate pros work with the Zestimate®? Zillow Home Value Forecasts

Zillow’s Zestimate — also available on its sister site, Trulia — remains the most widely used home value estimator in the U.S. With more than 100 million monthly visitors, it’s often the first stop for curious homeowners.

The Zestimate® home valuation model is Zillow’s estimate of a home’s market value. The Zestimate incorporates public and user-submitted data, taking into account home facts, location and market conditions.

The Zestimate is Zillow’s automated home valuation tool. It uses public data, MLS records, and proprietary algorithms to instantly estimate a property’s market value, with no agent or signup required.

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