The Bay Area’s highest-income ZIP codes are mostly concentrated in San Mateo and Santa Clara counties, where a 2023 study indicated that just eight households held more wealth than the bottom 50%.

The Bay Area ZIP codes ranking in the top 25 include: 94027 in Atherton at No. 1 ($8.3 million) 94970 in Stinson Beach at No. 6 ($4.5 million) 94024 in Los Altos at No. 12 ($4 million) ...

There is also another type of postal code, the ZIP + 4 code. According to unitedstateszipcodes.org, the ZIP + 4 was established in 1983 and identifies an even more specific location within a ZIP code.

The Medina area, ZIP code 98039, is the seventh-most expensive housing market in the country, behind six California markets, according to The Business Journals' Wealthy 1000 broken down by median ...

Thousands of Bay Area residents faced with State Farm refusing to renew home insurance policies 03:19. State Farm, California's largest insurer, has disclosed state zip codes where it will ...