Most Expensive U.S. Zip Codes in 2021: Includes Several From Massachusetts: Homeowners Homebuyers

BOSTON, Ma–PropertyShark released its annual most expensive zip codes of 2021. New England is home to 11 of the priciest U.S. zip codes, including number 2 with Boston’s Back Bay. The full list is included towards the end in this article.

Key Takeaways: At nearly $7.5 million, Atherton, Calif.’s 94027 remains number 1 most expensive zip code for fifth consecutive year Record $5.5 million median sale price gives Boston’s 02199 number 2 spot Top 10 most expensive zip codes in 2021 all surpass $4 million mark — a historic first 33109 in Miami jumps 66 percent Y-o-Y, becomes number 5 priciest in U.S. Nationally, 30 zips feature median sale prices higher than $3 million, more than double the number of areas in 2020 Country’s 100 most expensive zip codes located in 10 states, with 70 percent from California Bay Area claims 47 of nation’s most exclusive zip codes Los Angeles County remains priciest county with 21 entries.

Once again San Francisco boasts highest concentration of pricey zip codes, while NYC drops out of top 20 Gibson Island’s 97 percent Y-o-Y price surge claims Maryland’s highest position yet at number 23 Exclusive Lake Tahoe enclaves rule Nevada real estate, Paradise Valley returns Arizona for 3rd consecutive year Ranking the Priciest U.S. Zip Codes by Closed Home Sales Even as another uniquely challenging year — marked by the efforts of tackling the pandemic and boosting the economy — is coming to an end, the U.S. residential market continues to experience vertical price trends.

That picture is clearly visible in our 2021 edition of the 100 most expensive zip codes in the U.S. — which, for the first time ever, includes 127 zip codes due to multiple ties. Compiled by calculating median home sale prices as opposed to listing prices to ensure an accurate picture of market conditions as opposed to selling prices that reflect sellers’ wishes, this year’s edition highlights the ever-increasingly competitive residential markets of economically vital urban centers.

The Bay Area, Los Angeles County, and New York City yet again have a heavy presence, joined by exclusive pockets of affluence scattered across the country, like Arizona’s Paradise Valley, Washington state’s Medina and Connecticut’s Fairfield County. What’s more, 2021’s competitive residential landscape is further evidenced by the country’s 10 most expensive zip codes — all of which surpassed the $4 million threshold, marking a new record.

For the full ranking of 2021’s 100 most expensive zip codes, scroll to the bottom of the page. For an even more detailed picture, explore last year’s rankings. California Claims Overwhelming Majority of Expensive Zips Yet Again, Alongside New York & 8 Other States Unsurprisingly, California continued to provide the bulk of the country’s most expensive zip codes: The Golden State originated 70 percent of all of the zip codes on this list, including six of the top 10 priciest. And, as usual, New York came in second, providing 17 zip codes in our ranking.

Notably, New York logged three fewer than last year — demonstrating California’s more vertical price trends, as well as the pricing slowdown in NYC’s top markets. In fact, while 2020 marked the first time that no NYC zips ranked among the country’s

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