America’s most expensive ZIP code has officially returned to California, as the artificial intelligence stock surge has catapulted Silicon Valley’s ultra-exclusive Atherton past Miami’s tax-free paradise of Fisher Island.But while deep-pocketed tech titans are willing to fork over nearly $10 million for modest Northern California properties, real estate experts say the move signals a high-stakes trade-off: Buyers aren't staying in the Golden State for its tax climate or resort lifestyle — they're paying a massive premium to remain plugged into the nation's primary deal-making hub."Atherton off...
Florida enclave dethroned as Silicon Valley AI boom lifts California ZIP code to No. 1
HALO Newsroom
Aug 7, 2026 • 1 month ago
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