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Zip Code 20889 — Bethesda, MD

ZIP Code 20889 is associated with Bethesda, MD, in Montgomery County. The listed population estimate is 584; estimated density is 578.8 people per square mile. Among records with population estimates, it ranks #39 of 46 in Montgomery County and #384 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.001930, -77.090380)

Data MetricLocal Statistic
Postal / Zip Code20889
Primary CityBethesda
State / ProvinceMD
CountyMontgomery
Total Population584
Population Density578.8 people/sq mi
TimezoneAmerica/New_York

How 20889 Compares

MetricZIP 20889Montgomery County recordsMD records
Population estimate5841,076,754 (sum)6,205,597 (sum)
Population Density578.8 /sq mi----
County population rank#39 of 46----
State population rank#384 of 470----

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 MD

ZIP CodeCityDistancePopulation estimate
ZIP 20814Bethesda0.7 mi32,795
ZIP 20892Bethesda0.7 miN/A
ZIP 20894Bethesda0.8 miN/A
ZIP 20815Chevy Chase1.4 mi30,505
ZIP 20895Kensington1.9 mi19,184

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 →