Home > MD > Wicomico County > Allen > Zip 21810

Zip Code 21810 — Allen, MD

ZIP Code 21810 is associated with Allen, MD, in Wicomico County. The listed population estimate is 55; estimated density is 44.7 people per square mile. Among records with population estimates, it ranks #16 of 16 in Wicomico County and #458 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.290050, -75.688870)

Data MetricLocal Statistic
Postal / Zip Code21810
Primary CityAllen
State / ProvinceMD
CountyWicomico
Total Population55
Population Density44.7 people/sq mi
TimezoneAmerica/New_York

How 21810 Compares

MetricZIP 21810Wicomico County recordsMD records
Population estimate55106,688 (sum)6,205,597 (sum)
Population Density44.7 /sq mi----
County population rank#16 of 16----
State population rank#458 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 21822Eden1.9 mi2,926
ZIP 21826Fruitland4.1 mi5,451
ZIP 21853Princess Anne6.0 mi10,537
ZIP 21856Quantico6.5 mi1,037
ZIP 21801Salisbury6.8 mi30,088

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 →