About 20599 - Washington, District of Columbia
ZIP code 20599 covers the community of Washington in District of Columbia, the United States. This area falls under Washington County County.
Census data puts the population of this ZIP code at 10,839 residents. It's a quieter, less populous area than the typical District of Columbia ZIP code (avg. ~22,323).
Median household income is about $86,900 (near the District of Columbia average).
Nearby communities in District of Columbia include Washington.