At the top of its list is ZIP code 20002, which includes NoMa, Union Market and Union Station. Over the past five years, 7,378 new apartment units have been delivered — a 73.1% change since 2017.

Map: Most expensive ZIP codes in DC, Maryland and Virginia. We have the news you need to know to start your day. Sign up for the First & 4Most morning newsletter — delivered to your inbox daily.

Los Angeles ZIP code 90024, covering most of Westwood, ranks as the third-most-expensive ZIP code with an average rent of $4,883 a month. If you’re looking for cheap rent, move to Kansas.

Towns or counties’ boundaries are rarely adjusted as populations shift and change. That’s not true for Zip codes, which the post office adjusts to account for new housing units.

Customers in zip codes 20019 and 20020 pay the stiff Prime membership fee for delivery service that ordinarily takes 1 to 2 days. But for the past two years, ... DC, in 2022. ALLISON DINNER/EPA ...