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How accurate are Zestimates?

Are Zestimates accurate? Or is my Redfin estimate accurate? They're about the same number. I'm thinking of selling and wondering if these numbers are what I can expect.
Asked By Michael | Scottsdale, AZ | 941 views | Selling | Updated 2 years ago
Answers(6)
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Expert
344 Answers
Amanda Courtney

REP Realty Group

(13)

They are broad estimates, not appraisals. Zillow has never walked inside your home to see your renovations or the water damage. Because they rely on computer algorithms and public tax data, they often miss the nuance of local markets and can be off by tens of thousands of dollars compared to reality.
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Semi-Pro
32 Answers
Irene and Ricky Zhang

Keller Williams Irvine

(107)

Zestimates and Redfin estimates can be a useful starting point, but they are rarely accurate enough to rely on when you’re preparing to sell—especially in a complex market like Irvine. These online estimates are created by automated valuation models (AVMs) that analyze public data and recent sales, but they cannot evaluate the real factors buyers care about: upgrades, condition, neighborhood desirability, views, orientation, privacy, lot quality, or the overall feel of the home.

In Irvine communities, values can vary dramatically even between homes on the same street. A Zestimate or Redfin estimate often misses these differences and can be off by tens—or sometimes hundreds—of thousands of dollars. They also cannot see remodeled kitchens, new flooring, recent HVAC upgrades, or unique premium features. And if nearby homes were sold off-market or had special circumstances, AVMs can’t adjust correctly.

A local, professional valuation is much more reliable. As top realtors in Irvine, Irene and Ricky Zhang Real Estate Group analyze true comparable sales, active competition, neighborhood demand, buyer behavior, and your home’s unique features to give you an accurate price range—not just a computer-generated guess.

Zestimates and Redfin estimates are fine for rough ballpark numbers, but if you’re thinking of selling your home in Irvine, a personalized pricing analysis is the only way to understand your property’s true market value.

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Rising Star
26 Answers
Joanne Patience

Iron Valley Real Estate North Florida

(5)

Zestimates and automated valuations are a guide to what a home might be valued. These are computer generated analysis that do not take into account what is actually happening in the community, has there been updates/upgrades to the home, the location, local economic impact, demand, and much much more. Your local Realtor will help you determine a value range to get your home sold.
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Rising Star
12 Answers
Robbie Holycross

West USA

(69)

Zestimates and Redfin estimates are automated valuations based on public data, recent sales, and algorithms. They can give you a general ballpark of your home’s value, but they aren’t always precise because they don’t account for unique features, recent upgrades, or current market conditions.

If you’re thinking of selling, the best way to know your home’s true value is to work with a local real estate professional who can provide a detailed comparative market analysis (CMA). This takes into account your home’s condition, neighborhood trends, and the latest sales to give you a more accurate and realistic price expectation.
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Novice
1 Answer

Those are not typically the most accurate. That is why it is so important to partner with an agent for guidance.
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Novice
1 Answer
Jennifer Riley

Smecko Realty

(10)

A zestimate could very well be close to your estimated value. However, home value estimations made by any automated national site is based on data being used across the country and is not necessarily relevant to your local market. I would highly recommend finding a local agent to do a home value report based on the local market where the home is in order to determine a more accurate value estimation. At the end of the day market value is ultimately determined by, what the consumer is willing to pay for the home. This varies drastically from place to place.

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