America's most expensive ZIP code isn't in California or New York

Seven of the 10 most expensive ZIP codes in the U.S. are in California. But the nation's priciest ZIP code lies elsewhere.

N.J.’s most expensive zip code is tied with Beverly Hills 90210 in a national ranking

Alpine has been New Jersey’s priciest zip code for nine of the past ten years. It was unseated one year, in 2022, by Deal, ...