September’s Most Expensive Home Sales Include Ellen DeGeneres’ Former Montecito Mansion

SEATTLE--( BUSINESS WIRE)--The Green Gables estate in the Bay Area, which consists of seven houses on 74 acres, was the most expensive home sale of September, bringing in $85 million. That’s according to a new r epo r t from Redfin, the real estate brokerage powered by Rocket.

It’s followed by an Aspen, CO property that sold for $58.3 million. Next comes a multi-property sale in Montecito, CA, consisting of an estate previously owned by Ellen DeGeneres and Portia de Rossi and a 3-acre lot, which brought in $55 million total.

All in all, four of September’s most expensive sales were in California, and three were in Colorado ski towns. Two were in New York—one in the Hamptons and one in Manhattan—and one was in Palm Beach, FL. The top three sold for more than $50 million, and all 10 sold for more than $30 million.

These are the most expensive U.S. home sales of September:

Redfin also looked at the most expensive home sales of the year. The top September sale, the Woodside, CA compound, broke onto the list at number four.

These are the most expensive U.S. home sales of 2025 so far:

To view the full report please visit:

https://www.redfin.com/news/most-expensive-home-sales-september-2025

About Redfin

Redfin is a technology-driven real estate company with the country's most-visited real estate brokerage website. As part of Rocket Companies (NYSE: RKT), Redfin is creating an integrated homeownership platform from search to close to make the dream of homeownership more affordable and accessible for everyone. Redfin’s clients can see homes first with on-demand tours, easily apply for a home loan with Rocket Mortgage, and save thousands in fees while working with a top local agent.

You can find more information about Redfin and get the latest housing market data and research at Redfin.com/news. For more information about Rocket Companies, visit RocketCompanies.com.