Home > MD > Queen Anne's County > Grasonville > Zip 21638

Zip Code 21638 — Grasonville, MD

21638 is a ZIP Code associated with Grasonville, MD, located within Queen Anne's. The postal region supports an estimated population of 5,420 residents across Data Pending housing units, with a population density of 211.4 people per square mile.
WorldPlaceData database updated: October 2026

📍 View location on OpenStreetMap (38.945130, -76.202630)

Data MetricLocal Statistic
Postal / Zip Code21638
Primary CityGrasonville
State / ProvinceMD
CountyQueen Anne's
Total Population5,420
Median Household IncomeData Pending
Total Housing UnitsData Pending
Population Density211.4 people/sq mi
TimezoneAmerica/New_York

How 21638 Compares

MetricZIP 21638Queen Anne's CountyMD State Average
Population5,42048,8766,205,597
Median IncomeData PendingN/AN/A
Population Density211.4 /sq mi----

Nearby ZIP Codes

ZIP CodeCityDistancePopulationMedian Income
Zip 21658Queenstown3.5 mi3,632N/A
Zip 21619Chester4.2 mi6,152N/A
Zip 21679Wye Mills6.4 mi306N/A
Zip 21666Stevensville7.0 mi14,394N/A
Zip 21624Claiborne8.5 mi162N/A

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 →