Zip Code 21658 — Queenstown, MD

ZIP Code 21658 is associated with Queenstown, MD, in Queen Anne's County. The listed population estimate is 3,632; estimated density is 36.0 people per square mile. Among records with population estimates, it ranks #5 of 12 in Queen Anne's County and #260 of 470 in MD.
Page generated: 2026-10-08. This is not the source data release date.

📍 View location on OpenStreetMap (38.940710, -76.138190)

Data MetricLocal Statistic
Postal / Zip Code21658
Primary CityQueenstown
State / ProvinceMD
CountyQueen Anne's
Total Population3,632
Population Density36.0 people/sq mi
TimezoneAmerica/New_York

How 21658 Compares

MetricZIP 21658Queen Anne's County recordsMD records
Population estimate3,63248,876 (sum)6,205,597 (sum)
Population Density36.0 /sq mi----
County population rank#5 of 12----
State population rank#260 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 21679Wye Mills3.1 mi306
ZIP 21638Grasonville3.5 mi5,420
ZIP 21619Chester7.6 mi6,152
ZIP 21657Queen Anne8.0 mi1,354
ZIP 21617Centreville9.3 mi10,428

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 →