Home > MD > Garrett County > Swanton > Zip 21561

Zip Code 21561 — Swanton, MD

ZIP Code 21561 is associated with Swanton, MD, in Garrett County. The listed population estimate is 2,412; estimated density is 9.1 people per square mile. Among records with population estimates, it ranks #4 of 10 in Garrett County and #298 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (39.499760, -79.204820)

Data MetricLocal Statistic
Postal / Zip Code21561
Primary CitySwanton
State / ProvinceMD
CountyGarrett
Total Population2,412
Population Density9.1 people/sq mi
TimezoneAmerica/New_York

How 21561 Compares

MetricZIP 21561Garrett County recordsMD records
Population estimate2,41229,879 (sum)6,205,597 (sum)
Population Density9.1 /sq mi----
County population rank#4 of 10----
State population rank#298 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 21523Bloomington6.8 mi150
ZIP 21538Kitzmiller6.9 mi678
ZIP 21540Luke7.9 mi89
ZIP 21562Westernport8.2 mi3,032
ZIP 21521Barton9.0 mi1,400

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 →