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Atherton, California Becomes First U.S. ZIP Code With $10 Million-Plus Median Home Price

economy-finance · 2026-10-21

For the first time in its annual ranking, PropertyShark identified a U.S. ZIP code with a median home sale price exceeding $10 million. Atherton, California, claimed the top spot at $10.73 million, marking a 29% increase and surpassing Fisher Island, Miami Beach, which had led in 2025. Sagaponack, New York, secured second place at $7.35 million, while Fisher Island fell to third at $7.22 million. California accounted for 57% of the listings, a decrease from 73% in 2019. Both the Bay Area and New York metro featured 31 ZIP codes. New Jersey had seven, with Alpine leading at $4.38 million. Newport Beach remained the priciest city, and 12 of 15 states reported record prices, with a threshold of $2.22 million.

Key facts

  • Atherton, California, recorded a median sale price of $10.73 million, the first U.S. ZIP code above $10 million
  • Atherton's median rose 29 percent year over year, reversing Fisher Island's 2025 first-place finish
  • Sagaponack, New York, reached $7.35 million, up 24 percent, its 10th year as New York's most expensive ZIP code
  • Fisher Island's median fell 24 percent to $7.22 million from $9.5 million
  • California accounts for 57 percent of the list, down from 73 percent in 2019
  • The Bay Area and New York metro tied at 31 ZIP codes each; the New York metro hit a record 25 percent share
  • Bridgehampton's median more than doubled, rising 114 percent to a record
  • The minimum median to make the list was $2.22 million, 69 percent higher than in 2016

Entities

Artists

Institutions

  • PropertyShark
  • Robb Report
  • San Francisco Chronicle
  • Los Angeles Lakers

Locations

  • Atherton
  • California
  • United States
  • Silicon Valley
  • Miami Beach
  • Fisher Island
  • Florida
  • Sagaponack
  • New York
  • Bridgehampton
  • Suffolk County
  • The Hamptons
  • New Jersey
  • Alpine
  • Stone Harbor
  • Deal
  • Newport Beach
  • Newport Coast
  • Los Angeles
  • Brentwood
  • Nantucket
  • Massachusetts
  • Connecticut
  • New Hampshire
  • Washington
  • Nevada
  • Bay Area
  • New York metro region
  • Dominican Republic
  • Chatham

Sources