Zip Code 20018 — Washington, DC

ZIP Code 20018 is associated with Washington, DC, in District of Columbia County. The listed population estimate is 19,562; estimated density is 2,502.5 people per square mile. Among records with population estimates, it ranks #14 of 31 in District of Columbia County and #14 of 31 in DC.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.925960, -76.972810)

Data MetricLocal Statistic
Postal / Zip Code20018
Primary CityWashington
State / ProvinceDC
CountyDistrict of Columbia
Total Population19,562
Population Density2,502.5 people/sq mi
TimezoneAmerica/New_York

How 20018 Compares

MetricZIP 20018District of Columbia County recordsDC records
Population estimate19,562681,294 (sum)681,294 (sum)
Population Density2,502.5 /sq mi----
County population rank#14 of 31----
State population rank#14 of 31----

Regional sums combine the population estimates in the listed ZIP records; they are not official county or state population totals.

Explore More ZIP Codes

Nearby ZIP Codes in DC

ZIP CodeCityDistancePopulation estimate
ZIP 20017Washington1.4 mi21,208
ZIP 20002Washington1.6 mi72,397
ZIP 20064Washington1.6 mi1,442
ZIP 20422Washington2.0 mi15
ZIP 20317Washington2.3 mi15

Data Sources & Methodology: Geographic coordinates and ZIP Code assignments are derived from underlying geographic and postal datasets. Note that ZIP Codes are USPS postal delivery areas, while Census ZCTAs are statistical approximation areas. Read full methodology →