Significant Sales: September 2026 Highlights October 21, 2026

Rear exterior view of a tall white residential property featuring large windows, terraces, outdoor seating areas, and a landscaped garden with mature trees and a spacious green lawn.

From an US$63.5M sale in Aspen, Colorado, to a £14.95M sale in London, England, here are significant sales represented by the Sotheby’s International Realty global network in September.

Aspen, Colorado

Luxury mountain home nestled among snow-covered evergreen trees, illuminated at dusk against a backdrop of snow-covered mountains and a clear winter sky.

Mandy Welgos | Aspen Snowmass Sotheby’s International Realty, US$63.5M

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Palm Beach, Florida

White tropical-style home with blue shutters and palm trees framing a central entryway, surrounded by manicured hedges and a stone walkway under a bright blue sky.

Carole Koeppel, Brett Koeppel |Sotheby’s International Realty – Palm Beach Brokerage, US$40M

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Jackson, Wyoming

Large wood-and-stone luxury home with expansive windows and covered outdoor living areas, set on a manicured lawn at dusk beneath a pale evening sky.

Tom Evans, Ashley DiPrisco, Biz Doyle | Jackson Hole Sotheby’s International Realty, Last asking price US$31.75M

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London, England

Three-story brick residence with a slate roof, bay windows, and landscaped front garden behind a wrought-iron fence on a sunny day.

Maria Oliveros | United Kingdom International Realty, £14.95M

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Newport Beach, California

Aerial view of a Mediterranean-style white residence with a red tile roof, swimming pool, spa, and landscaped grounds, surrounded by neighboring homes and coastal hills at sunset.

John Cain | Pacific Sotheby’s International Realty, US$15.795M

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