Zip Code 21666 — Stevensville, MD
21666 is a ZIP Code associated with Stevensville, MD, located within Queen Anne's. The postal region supports an estimated population of 14,394 residents across Data Pending housing units, with a population density of 254.1 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (38.939560, -76.332720)
| Data Metric | Local Statistic |
| Postal / Zip Code | 21666 |
| Primary City | Stevensville |
| State / Province | MD |
| County | Queen Anne's |
| Total Population | 14,394 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 254.1 people/sq mi |
| Timezone | America/New_York |
How 21666 Compares
| Metric | ZIP 21666 | Queen Anne's County | MD State Average |
| Population | 14,394 | 48,876 | 6,205,597 |
| Median Income | Data Pending | N/A | N/A |
| Population Density | 254.1 /sq mi | -- | -- |
Nearby ZIP Codes
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 →