Compass sues Zillow over alleged monopoly on real estate listings


One of the largest residential real estate brokers in the United States is undertaking real estate giant Zillow over “consumer choice.”

On Monday, the Real Estate Brokerage Compass filed a 60-page complaint in Manhattan federal court, alleging that Zillow was inappropriately refusing. List the house On the sites first listed elsewhere.

“Zillow Ban aims to ensure that all home listings in this country are piloted by the dominant search platform, which will allow Zillow to monetize each home list and protect its monopoly,” the complaint states.

“This lawsuit is about protecting consumer choices,” Compass founder and CEO Robert Lefkin said in a statement from Fox Business. “Don’t have the authority to ban agents or lists just because they don’t follow the company’s business model. It’s not competition. It’s enforcement. Imagine if Amazon first bans sellers to provide products on their website. That’s what Zillow does with real estate.

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California home compass realty sign

Compass Realty Signs are posted in front of your home for sale on June 23, 2025 in Greenbray, California. (Justin Sullivan/Getty Images)

The Manhattan-based Compass is forcing a injunction against Zillow to enforce practices as well as financial damages.

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I own a house in Miami "For sale" Sign out front

The “For Sale” sign stands at a home in Miami, Florida on April 16, 2025. (Marco Bello / File Photo / Reuters)

Seattle-based Zillow has around 160 million homes in its database, receiving 227 million unique visitors a month, and 2.4 billion visits between January and March. They called the compass a “bassed” claim and told Fox Business that they “protect fiercely against them.”

Zillow app on the phone with someone's hand

The Zillow app for smartphones was located in Germantown, New York, USA on Tuesday, July 25th, 2023. (Gabby Jones/Bloomberg/Getty Images)

“If your listing is public, it must be accessible All buyers – across all platforms, including Zillow,” a statement from a Zillow spokesperson said.

Ticker safety last change change %
comp Compass Inc. 6.25 +0.13

+2.12%

z Zillow Group Inc. 69.06 +0.82

+1.20%

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“The hidden listings create fragmented markets, limit consumer choices and create barriers to homeownership, which is bad for buyers, sellers and the industry as a whole, especially in this inventory and affordability constraint environment,” the spokesman added.

Reuters contributed to this report.

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