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Zip Code 21541 — McHenry, MD

ZIP Code 21541 is associated with McHenry, MD, in Garrett County. The listed population estimate is 1,335; estimated density is 22.3 people per square mile. Among records with population estimates, it ranks #8 of 10 in Garrett County and #335 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.557270, -79.367320)

Data MetricLocal Statistic
Postal / Zip Code21541
Primary CityMcHenry
State / ProvinceMD
CountyGarrett
Total Population1,335
Population Density22.3 people/sq mi
TimezoneAmerica/New_York

How 21541 Compares

MetricZIP 21541Garrett County recordsMD records
Population estimate1,33529,879 (sum)6,205,597 (sum)
Population Density22.3 /sq mi----
County population rank#8 of 10----
State population rank#335 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 21520Accident6.3 mi1,918
ZIP 21531Friendsville7.0 mi2,487
ZIP 21561Swanton9.5 mi2,412
ZIP 21550Oakland11.6 mi13,691
ZIP 21536Grantsville12.6 mi3,833

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 →