Zip Code 21766 — Little Orleans, MD
21766 is a ZIP Code associated with Little Orleans, MD, located within Allegany. 21766 ranks #8 out of 14 ZIP codes in Allegany County by population (and #358 out of 477 in MD). The area supports an estimated population of 854 residents across Data Pending housing units, with a population density of 8.1 people per square mile.
WorldPlaceData database updated: October 2026
📍 View location on OpenStreetMap (39.659280, -78.398590)
| Data Metric | Local Statistic |
|---|
| Postal / Zip Code | 21766 |
| Primary City | Little Orleans |
| State / Province | MD |
| County | Allegany |
| Total Population | 854 |
| Median Household Income | Data Pending |
| Total Housing Units | Data Pending |
| Population Density | 8.1 people/sq mi |
| Timezone | America/New_York |
How 21766 Compares
| Metric | ZIP 21766 | Allegany County | MD State Average |
|---|
| Population | 854 | 66,188 (Total) | 6,205,597 (Total) |
| Average ZIP Income | Data Pending | N/A | N/A |
| Population Density | 8.1 /sq mi | -- | -- |
| County Pop Rank | #8 of 14 | -- | -- |
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 →