No. 40 Richest Zip Code: 33149, Key Biscayne, Fla.
No. households:: 4,643
Pct. change in no. households since 2000: 9.02
Average household income: $232,228
Average household net worth: $1,339,483
The former home of Richard Nixon and what was called the Florida White House, Key Biscayne is an island near Miami that caters to elite couples and singles. The area features parks, beaches, Biscayne Nature Center, and Crandon Park Golf Course, along with a growing contingent of resorts and hotels.
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