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Zip Code 21811 — Berlin, MD

ZIP Code 21811 is associated with Berlin, MD, in Worcester County. The listed population estimate is 24,377; estimated density is 92.7 people per square mile. Among records with population estimates, it ranks #1 of 10 in Worcester County and #112 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.319770, -75.220240)

Data MetricLocal Statistic
Postal / Zip Code21811
Primary CityBerlin
State / ProvinceMD
CountyWorcester
Total Population24,377
Population Density92.7 people/sq mi
TimezoneAmerica/New_York

How 21811 Compares

MetricZIP 21811Worcester County recordsMD records
Population estimate24,37753,666 (sum)6,205,597 (sum)
Population Density92.7 /sq mi----
County population rank#1 of 10----
State population rank#112 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 21862Showell5.4 mi30
ZIP 21841Newark6.7 mi793
ZIP 21872Whaleyville7.8 mi661
ZIP 21813Bishopville7.8 mi2,999
ZIP 21842Ocean City8.1 mi11,226

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 →